Right-Hand Threaded Hex Head Bolts

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Hex Head Screws

Medium-Strength Grade 5 Steel Hex Head Screws

Twice as strong as low-strength steel screws, these screws are suitable for fastening most machinery and equipment.

Medium-Strength Metric Class
8.8 Steel Hex Head Screws

Choose these metric screws for fastening most machinery and equipment. They are twice as strong as low-strength steel screws.

Mil. Spec. Medium-Strength Steel Hex Head Screws

Choose these screws for their adherence to strict military standards for material and construction. Use them to fasten most machinery and equipment.

Army-Navy Medium-Strength Steel Hex Head Screws

These screws are made to stringent Army-Navy specifications that ensure performance and reliability. They're comparable in strength to Grade 5 steel screws.

JIS Medium-Strength Steel Hex Head Screws

These screws are made to Japanese Industrial Standards. They are suitable for fastening most machinery and equipment.

High-Strength Grade 8 Steel Hex Head Screws

Made from Grade 8 steel, these screws can be used in high-stress applications, such as valves, pumps, motors, and automotive suspension systems. They are at least 25% stronger than medium-strength steel screws.

High-Strength Metric Class 10.9 Steel Hex Head Screws

Choose these metric screws for high-strength fastening. Often used in high-stress applications, such as valves, pumps, motors, and automotive suspension systems, these screws are at least 25% stronger than medium-strength steel screws.

High-Strength Steel Hex Head
Screws with Material Certification

These screws come with a traceable lot number and a physical and chemical test report. Use them for high-strength fastening.

High-Strength Steel Hex Head Screws with Phillips Drive

When clearance for a wrench is limited, these screws have a Phillips drive so you can install them with a screwdriver. They are used for high-strength fastening.

Mil. Spec. High-Strength Steel Hex Head Screws

Choose these screws for their adherence to strict military standards for material and construction. Their high tensile strength means they can be used in demanding, high-stress applications.

Low-Strength Steel Hex Head Screws

About half as strong as medium-strength steel screws, these screws can be used for light duty fastening applications, such as securing access panels.

Extreme-Strength Grade 9 Steel Hex Head Screws

These screws are the strongest we offer. They are about 20% stronger than high-strength steel screws and are often used in heavy duty applications such as stamping and earth-moving equipment.

Extreme-Strength Metric Class
12.9 Steel Hex Head Screws

Choose these metric screws for heavy duty stamping applications as well as earth-moving machinery such as bulldozers and excavators. These screws are 10% stronger than our high-strength metric steel screws.

18-8 Stainless Steel Hex Head Screws

Use these general purpose 18-8 stainless steel screws for a variety of fastening applications. They have good chemical resistance.

Mil. Spec. 18-8 Stainless Steel Hex Head Screws

Choose these screws for their adherence to strict military standards for material and construction. Screws are 18-8 stainless steel for good chemical resistance.

Super-Corrosion-Resistant 316
Stainless Steel Hex Head Screws

More corrosion resistant than 18-8 stainless steel screws, these 316 stainless steel screws have excellent resistance to chemicals and salt water.

Stainless Steel Hex Screw and Nut Kits for Pipe Flanges

Use these kits to connect standard-size stainless steel pipe flanges for ANSI Class 150 or 300.

Super-Corrosion-Resistant High-Strength
Bumax 88 Hex Head Screws

Choose these screws for their excellent corrosion resistance—comparable to 316 stainless steel—and the strength of steel. Use them for high-strength fastening in chemical and marine applications.

High-Strength 17-4 PH Stainless Steel Hex Head Screws

With the strength of steel and the corrosion resistance of 18-8 stainless steel, these 17-4 PH stainless steel screws are suitable for high-strength fastening in corrosive environments.

Brass Hex Head Screws

Brass screws are electrically conductive, nonmagnetic, and have good corrosion resistance.

Aluminum Hex Head Screws

Aluminum screws are one-third the weight of steel and have good corrosion resistance.

Plastic Hex Head Screws

Plastic screws are chemical and oil resistant, nonconductive, and lightweight.

Bronze Hex Head Screws

Bronze screws are 30% stronger than brass screws and provide more corrosion resistance to salt water, gases, and sewage. They are nonmagnetic and electrically conductive.

Titanium Hex Head Screws

Our most corrosion-resistant metal screws, titanium screws withstand salt water, acids, and chemicals. They have a high strength-to-weight ratio—stronger than medium-strength steel screws and about 40% lighter.

Nickel Alloy Hex Head Screws

More corrosion resistant than 316 stainless steel, nickel alloy screws have excellent resistance to salt water and some acids.

Fiberglass Hex Head Screws

Fiberglass screws are stronger than plastic screws, chemical and oil resistant, nonconductive, and lightweight.

Ceramic Hex Head Screws

Ceramic screws won't melt, rust, seize, or become brittle—even at extreme temperatures. They are nonconductive and highly resistant to corrosive gases.

Heavy Hex Head Screws

Medium-Strength Steel Heavy Hex
Head Screws for Structural Applications

The most common heavy hex head screw, these steel screws meet ASTM A325 regulations for structural joints, such as mating I-beams and scaffolding.

Metric High-Strength Steel Heavy Hex
Head Screws for Structural Applications

Designed for construction and exterior building applications, these metric screws are often used to join I-beams and scaffolding. Their partial threading leaves an unthreaded portion that is strong enough to stand up to the sideways forces of joints.

High-Strength Steel Heavy Hex Head
Screws for Structural Applications

50% stronger than our medium-strength steel heavy hex head screws, these screws meet ASTM A490 specifications for structural applications. Use them in joints that require more tensile strength than ASTM A325 screws.

Steel Heavy Hex Head Screws
for High-Pressure Applications

These Grade B7 steel screws are nearly twice as strong as our stainless steel screws for high-pressure applications. Also known as pressure bolts, they meet the high-pressure, high-temperature regulations of ASTM A193 and are used to secure pressure tanks, valves, and flanges.

18-8 Stainless Steel Heavy Hex Head
Screws for High-Pressure Applications

These Grade B8 screws are made from 18-8 stainless steel and have good chemical resistance. Also known as pressure bolts, they meet the high-pressure and high-temperature regulations of ASTM A193 and are used to secure pressure tanks, valves, and flanges.

Super-Corrosion-Resistant 316 Stainless Steel Heavy
Hex Head Screws for High-Pressure Applications

Made from 316 stainless steel, these Grade B8M screws are more corrosion resistant than 18-8 stainless steel screws and have excellent resistance to chemicals and salt water. Screws meet ASTM A193 regulations, so they can be used in high-pressure and high-temperature applications. Also known as pressure bolts.

Flanged Hex Head Screws

High-Strength Grade 8 Steel Flanged Hex Head Screws

High-Strength Metric Class 10.9
Steel Flanged Hex Head Screws

These metric screws are at least 25% stronger than medium-strength steel screws. Use them in high-stress applications, such as valves, pumps, motors, and automotive suspension systems. The flange distributes pressure where the screw meets the surface, so there's no need for a washer.

JIS High-Strength Steel Flanged Hex Head Screws

Made to Japanese Industrial Standards, these Class 10.9 steel screws can be used in high-stress applications, such as valves, pumps, motors, and automotive suspension systems. They are at least 25% stronger than medium-strength steel screws. The flange eliminates the need for a washer.

Medium-Strength Grade 5 Steel
Flanged Hex Head Screws

Made from Grade 5 steel, these screws are suitable for fastening most machinery and equipment. The flange distributes pressure where the screw meets the surface, eliminating the need for a washer.

Medium-Strength Metric Class 8.8
Steel Flanged Hex Head Screws

Choose these metric screws for fastening most machinery and equipment. With a flange distributing pressure where the screw meets the surface, there is no need for a separate washer.

Extreme-Strength Steel Flanged Hex Head Screws

Comparable in strength to Grade 9 screws, these are about 20% stronger than high-strength steel screws and often used in heavy duty applications, such as stamping and earth-moving equipment. The flange eliminates the need for a washer.

Stainless Steel Flanged Hex Head Screws

Made from 18-8 stainless steel, these screws have good chemical resistance. A flange under the head distributes pressure over the surface, eliminating the need for a washer.

Stainless Steel Flanged Hex
Head Screws with Slotted Drive

Install these screws with a wrench or a screwdriver. Made from stainless steel, they have good corrosion resistance. A flange under the head means a separate washer is not necessary.

Extreme-Strength Stainless
Steel Flanged Hex Head Screws

For strength comparable to that of Grade 9 steel and the corrosion resistance of stainless steel, choose these screws. They are work-hardened for extreme strength. The flange eliminates the need for a separate washer.

Fiberglass Flanged Hex Head Screws

These screws are chemical and oil resistant, nonconductive, and lightweight. The flange eliminates the need for a washer, distributing pressure where the screw meets the surface.

Serrated-Flange Hex Head Screws

High-Strength Grade 8 Steel
Serrated-Flange Hex Head Screws

About 20% stronger than medium-strength steel screws, these Grade 8 steel screws can be used in high-stress applications, such as valves, pumps, motors, and automotive suspension systems. Serrations under the flange provide mild vibration resistance.

High-Strength Metric Steel
Serrated-Flange Hex Head Screws

Choose these metric screws for high-stress applications, such as valves, pumps, motors, and automotive suspension systems. They are about 10% stronger than medium-strength steel screws. Their serrated flange helps to resist vibration.

Medium-Strength Grade 5 Steel
Serrated-Flange Hex Head Screws

Made from Grade 5 steel, these screws are suitable for fastening most machinery and equipment. Serrations under the flange provide mild vibration resistance.

Medium-Strength Metric Class 8.8 Steel
Serrated-Flange Hex Head Screws

These metric screws are suitable for fastening most machinery and equipment. They have a serrated flange that helps prevent loosening from vibration.

18-8 Stainless Steel Serrated-Flange Hex Head Screws

Made from 18-8 stainless steel, these screws have good chemical resistance. Their flange is serrated to help prevent loosening from vibration.

Super-Corrosion-Resistant 316 Stainless
Steel Serrated-Flange Hex Head Screws

More corrosion resistant than 18-8 stainless steel screws, these 316 stainless steel screws have excellent resistance to chemicals and salt water. A serrated flange provides mild vibration resistance.

Extra-Wide Serrated-Flange Hex Head Screws

These screws have a flange that's at least 10% larger than a standard flange for more gripping power. Serrations under the head provide mild vibration resistance.

Vibration-Resistant Hex Head Screws

Cotter Pin-Lockable Hex Head Screws

Place a cotter pin through the hole in the shank to keep a nut from loosening. These screws have a stronger hold than screws with thread lockers or lock washers.

Steel Wire-Lockable Hex Head Screws

These Grade 5 steel screws are over 70% stronger than our stainless steel wire-lockable hex head screws. Wire these screws together through the hole in the head to get more vibration resistance than any other screw.

Stainless Steel Wire-Lockable Hex Head Screws

Made from 18-8 stainless steel, these screws have the best chemical and corrosion resistance of our wire-lockable screws. Wire these screws together for more vibration resistance than other types of hex head screws.

High-Strength Grade 8 Steel
Thread-Locking Hex Head Screws

Made from Grade 8 steel, these screws can be used in high-stress applications, such as valves, pumps, motors, and automotive suspension systems. They are more than twice as strong as our stainless steel thread-locking screws. The thread locker helps resist loosening from vibration.

Medium-Strength Metric Class 8.8 Steel
Thread-Locking Hex Head Screws

These Class 8.8 steel screws are suitable for fastening most machinery and equipment. They are over 50% stronger than stainless steel thread-locking screws. For vibration resistance, they have a thread locker bonded to the threads.

Stainless Steel Thread-Locking Hex Head Screws

Made from 18-8 stainless steel, these screws have good chemical resistance. They have a thread locker to prevent loosening from vibration.

Hex Head Screws with Lock Washer

Also known as Sems screws, these screws have a permanently attached but freely rotating tooth lock washer that bites into the mating surface for vibration resistance.

Hex Head Screws with Flat Washer

A freely rotating but permanently attached washer distributes pressure over a wider area than a flange, preventing damage to your material's surface.

Sealing Hex Head Screws

An O-ring under the head prevents leaks and seals out contaminants.

Tight-Spot Hex Head Screws

A high-strength alternative to blind rivets, use these screws when only one side of the material is accessible.

Sanitary Hex Head Screws

Bolt down equipment in food processing or sanitary areas while sealing out contaminants.

Vented Hex Head Screws

Drilled through the head and shaft, these screws vent fluid and gases trapped below the screw, making them good for vacuum applications.

Tension-Indicating Hex Head Screws

An indicator dot changes from red to black when the screw is properly tightened. If it comes loose, the dot changes back to red.

Socket Head Screws

Alloy Steel Socket Head Screws

The standard for high-strength fastening.

Mil. Spec. Alloy Steel Socket Head Screws

Choose these screws for their adherence to strict military standards for material and construction.

High-Temperature Alloy Steel
Socket Head Screws—Grade B7

These screws are specially tempered to meet ASTM A193 specifications for temperatures up to 1100° F.

18-8 Stainless Steel Socket Head Screws

Use these general purpose 18-8 stainless steel screws for a variety of fastening applications. They have good chemical resistance.

Mil. Spec. 18-8 Stainless Steel Socket Head Screws

Choose these screws for their adherence to strict military standards for material and construction. Screws are 18-8 stainless steel for good chemical resistance.

Cleaned and Bagged 18-8 Stainless Steel
Socket Head Screws for High Vacuum

Cleaned and double bagged in an ISO Class 5 (Fed. Std. Class 100) clean room, these screws are ready to use on chambers and components in high-vacuum systems.

Super-Corrosion-Resistant 316
Stainless Steel Socket Head Screws

More corrosion resistant than 18-8 stainless steel screws, these 316 stainless steel screws have excellent resistance to chemicals and salt water.

High-Strength 316 Stainless Steel Socket Head Screws

These screws are hardened to be 40% stronger than standard 316 stainless steel screws, yet they still have excellent corrosion resistance. Use them in chemical and marine applications.

High-Strength A286 Stainless Steel Socket Head Screws

Often used to fasten parts in engines and turbines, these are our strongest stainless steel screws. They are comparable in strength to alloy steel with the corrosion resistance of 18-8 stainless steel.

Plastic Socket Head Screws

Plastic screws are chemical and oil resistant, nonconductive, and lightweight.

Brass Socket Head Screws

Brass screws are electrically conductive, nonmagnetic, and have good corrosion resistance.

Titanium Socket Head Screws

Our most corrosion-resistant metal screws, titanium screws withstand salt water, acids, and chemicals. They have a high strength-to-weight ratio and are about 40% lighter than steel screws.

Aluminum Socket Head Screws

Aluminum screws are one-third the weight of steel and have good corrosion resistance.

Nickel Alloy Socket Head Screws

More corrosion resistant than stainless steel screws, nickel alloy screws have excellent resistance to salt water and some acids.

Bronze Socket Head Screws

Bronze screws are about 40% stronger than brass screws and provide more corrosion resistance to salt water, gases, and sewage. They are nonmagnetic and electrically conductive.

Alloy Steel Low-Profile Socket Head Screws

Made of alloy steel, these low-profile screws are nearly twice as strong as their stainless steel counterparts. With half the height of a standard socket head, these low-profile screws fit in tight spaces.

18-8 Stainless Steel Low-Profile Socket Head Screws

Nearly as strong as steel, these stainless steel screws won’t rust in outdoor, washdown, and other corrosive environments. With half the height of a standard socket head, these low-profile screws fit in tight spaces.

Super-Corrosion-Resistant 316 Stainless
Steel Low-Profile Socket Head Screws

More corrosion resistant than 18-8 stainless steel screws, these 316 stainless steel screws have excellent resistance to chemicals and salt water. Use these low-profile screws where space is limited.

Alloy Steel Ultra-Low-Profile Socket Head Screws

Made from alloy steel, these screws are nearly twice as strong as stainless steel low-profile screws. With a head height one-third the size of a standard socket head, they fit in the tightest spaces.

316 Stainless Steel Ultra-Low-Profile
Socket Head Screws

More corrosion resistant than 18-8 stainless steel screws, these 316 stainless steel screws have excellent resistance to chemicals and salt water. Their ultra-low-profile lets them fit in the tightest spaces.

High-Profile Socket Head Screws

With a head one and a half times taller than a standard socket head, these screws are easier to install in deep counterbored holes and other hard-to-reach places.

Exact-Grip-Length Flanged Socket Head Screws

For use where sideways forces are a concern, these screws have a precisely measured unthreaded portion (grip) for a strong hold. Their flanged head distributes pressure where the screw meets the surface, so you don't need a washer.

Flanged Socket Head Screws

These general purpose flanged screws distribute pressure where the screw meets the surface, eliminating the need for a washer.

Serrated-Flange Socket Head Screws

Serrations under the head grip the material's surface for mild vibration resistance. The flange distributes pressure across the material's surface, eliminating the need for a washer.

18-8 Stainless Steel Thread-Locking
Socket Head Screws

These screws have good chemical resistance. A thread locker bonded to the threads prevents loosening from vibration.

Super-Corrosion-Resistant 316 Stainless
Steel Thread-Locking Socket Head Screws

More corrosion resistant than 18-8 stainless steel screws, these screws have excellent resistance to chemicals and salt water. They have a thread locker to resist vibration.

Alloy Steel Thread-Locking Socket Head Screws

With a tensile strength of 170,000 psi, these alloy steel screws are among the strongest we carry. They are stronger than Grade 8 steel screws and are nearly two and a half times stronger than stainless steel thread-locking screws. They have a thread locker to prevent loosening from vibration.

Alloy Steel Socket Head Screws with Split Lock Washer

With a tensile strength of 180,000 psi, these alloy steel screws are among the strongest we carry. They are stronger than Grade 8 steel screws and more than two and a half times stronger than stainless steel screws with split lock washer. The split lock washer helps to resist vibration.

Stainless Steel Socket Head
Screws with Split Lock Washer

Stainless steel screws have excellent corrosion resistance in most environments. They have a split lock washer to create tension and resist loosening from vibration.

Stainless Steel Wire-Lockable Socket Head Screws

Stainless steel screws have excellent corrosion resistance in most environments. Wire these screws together for more vibration resistance than other types of socket head screws.

Alloy Steel Wire-Lockable Socket Head Screws

With a tensile strength of 170,000 psi, these alloy steel screws are among the strongest we carry. They are stronger than Grade 8 steel screws and are more than twice as strong as stainless steel wire-lockable screws. These resist vibration better than any other socket head screw.

Sealing Socket Head Screws

Seal out contaminants and prevent leaks—a rubber O-ring under the head prevents leaks and seals out contaminants.

Brass-Tip Alloy Steel Socket Head Screws

The nonmarring brass tip is electrically conductive and harder than nylon, but soft enough to conform to most surfaces and reduce damage from metal-on-metal contact.

Nylon-Tip Alloy Steel Socket Head Screws

Nonconductive and softer than brass, the nylon tip reduces vibration and eliminates damage from metal touching metal.

Vented Socket Head Screws

Drilled through the head and shaft, these screws vent fluid and gases trapped below the screw, making them good for vacuum applications.

High-Vacuum Cleaned-and-Bagged
Vented Socket Head Screws

Fasten these screws inside a high-vacuum system without bringing in contaminants.

Socket Head Screws with Flat Washer

A freely rotating washer distributes pressure over a wider area than a flange, preventing damage to your material's surface.

Vibration-Resistant Sealing Socket Head Screws

The nylon patch bonded to the threads of these socket head screws adds friction to keep vibration from loosening them, while their O-ring prevents leaks and seals out contaminants.

Flat Head Screws

18-8 Stainless Steel Hex Drive Flat Head Screws

These 18-8 stainless steel screws have good chemical resistance and may be mildly magnetic.

Metric 18-8 Stainless Steel Hex Drive Flat Head Screws

These metric 18-8 stainless steel screws have good chemical resistance and may be mildly magnetic.

316 Stainless Steel Hex Drive Flat Head Screws

More corrosion resistant than 18-8 stainless steel screws, these screws have excellent resistance to chemicals and salt water. They may be mildly magnetic.

Metric 316 Stainless Steel Hex Drive Flat Head Screws

More corrosion resistant than 18-8 stainless steel screws, these metric screws have excellent resistance to chemicals and salt water. They may be mildly magnetic.

Fine-Thread Metric 316 Stainless
Steel Hex Drive Flat Head Screws

Closely spaced threads on these screws fit in holes with a fine pitch. They're not compatible with standard metric threads.

Mil. Spec. Stainless Steel Hex Drive Flat Head Screws

Choose these screws for their adherence to strict military standards for material and construction.

Alloy Steel Hex Drive Flat Head Screws

Metric Alloy Steel Hex Drive Flat Head Screws

Mil. Spec. Alloy Steel Hex Drive Flat Head Screws

Choose these screws for their adherence to strict military standards for material and construction.

Brass Hex Drive Flat Head Screws

Brass screws are electrically conductive, nonmagnetic, and have good corrosion resistance.

Metric Brass Hex Drive Flat Head Screws

These metric brass screws are electrically conductive, nonmagnetic, and have good corrosion resistance.

Stainless Steel Thread-Locking
Hex Drive Flat Head Screws

Stainless steel screws have excellent corrosion resistance in most environments.

Alloy Steel Thread-Locking Hex Drive Flat Head Screws

Made from alloy steel, these screws are nearly twice as strong as stainless steel flat head screws.

Metric Tamper-Resistant Hex Drive Flat Head Screws

With a tamper-resistant hex drive (also known as a pin-in hex drive), these metric screws are difficult to remove without special tools.

Tamper-Resistant Hex Drive Flat Head Screws

A tamper-resistant hex drive (also known as pin-in hex drive) makes these screws difficult to remove without special tools.

Vented Flat Head Screws

These screws are drilled through the shaft to vent fluids and gases trapped under the screw.

Metric Vented Flat Head Screws

To vent fluids and gases trapped under the screw, these metric screws are drilled through the shaft.

Rounded Head Screws

18-8 Stainless Steel Button Head Hex Drive Screws

18-8 stainless steel button head screws have good chemical resistance and may be mildly magnetic.

Metric 18-8 Stainless Steel
Button Head Hex Drive Screws

316 Stainless Steel Button Head Hex Drive Screws

More corrosion resistant than 18-8 stainless steel screws, these button head screws have excellent resistance to chemicals and salt water. They may be mildly magnetic.

Metric 316 Stainless Steel
Button Head Hex Drive Screws

316 stainless steel screws resist corrosion from chemicals and salt water better than 18-8 stainless steel screws. They may be mildly magnetic.

Fine-Thread Metric 316 Stainless
Steel Button Head Hex Drive Screws

Closely spaced threads on these screws fit in holes with a fine pitch. They're not compatible with standard metric threads.

Alloy Steel Button Head Hex Drive Screws

Metric Alloy Steel Button Head Hex Drive Screws

These metric alloy steel screws are nearly twice as strong as stainless steel button head screws.

Titanium Button Head Hex Drive Screws

Known for their high strength-to-weight ratio, these titanium screws are as strong as alloy steel and about 40% lighter. They stand up to salt water, acids, and chemicals.

Metric Titanium Button Head Hex Drive Screws

As strong as alloy steel and about 40% lighter, these metric titanium screws are known for their high strength-to-weight ratio. They stand up to salt water, acids, and chemicals.

Brass Button Head Hex Drive Screws

Brass button head screws are corrosion resistant in wet environments, nonmagnetic, and electrically conductive.

Metric Brass Button Head Hex Drive Screws

Made from brass, these metric button head screws are corrosion resistant in wet environments, nonmagnetic, and electrically conductive.

Alloy Steel Flanged Button Head Screws

Made from alloy steel, these screws are nearly twice as strong as stainless steel button head screws. They have a flange that distributes pressure across a wide surface, eliminating the need for a separate washer.

Metric Alloy Steel Flanged Button Head Screws

These metric alloy steel screws are nearly twice as strong as stainless steel button head screws. They have a flange that distributes pressure across a wide surface, eliminating the need for a separate washer.

18-8 Stainless Steel Flanged Button Head Screws

18-8 stainless steel screws have good chemical resistance and may be mildly magnetic. The flange distributes pressure across a wide surface, eliminating the need for a separate washer.

Metric 18-8 Stainless Steel
Flanged Button Head Screws

Made from 18-8 stainless steel, these metric screws have good chemical resistance and may be mildly magnetic. They have a flange that distributes pressure across a wide surface, eliminating the need for a separate washer.

316 Stainless Steel Flanged Button Head Screws

More corrosion resistant than 18-8 stainless steel screws, these screws have excellent resistance to chemicals and salt water. They have a flange that distributes pressure across a wide surface, eliminating the need for a separate washer. Screws may be mildly magnetic.

Metric 316 Stainless Steel Flanged Button Head Screws

These metric 316 stainless steel screws resist corrosion from chemicals and salt water better than 18-8 stainless steel screws. They have a flange that distributes pressure across a wide surface, eliminating the need for a separate washer. Screws may be mildly magnetic.

Metric Extra-Wide Flanged Button Head Screws

With a flange comparable in size to a washer, these metric screws distribute pressure better than standard flanged screws. Made from 316 stainless steel, they have excellent resistance to chemicals and salt water. Screws may be mildly magnetic.

Extra-Wide Flanged Button Head Screws

Comparable in diameter to a washer, the flange on these screws distributes pressure better than standard flanged screws. Made from 316 stainless steel, they have excellent resistance to chemicals and salt water. Screws may be mildly magnetic.

Aluminum Ultra-Wide Flanged Button Head Screws

These aluminum screws are lightweight and resist corrosion in wet environments. They have a flange that is wider and thicker than our other flanged screws, so they distribute pressure the best.

Metric Aluminum Ultra-Wide
Flanged Button Head Screws

Made from aluminum, these metric screws are lightweight and resist corrosion in wet environments. The flange is wider and thicker than our other flanged screws, so they distribute pressure the best.

Stainless Steel Ultra-Wide Flanged Button Head Screws

Made from 18-8 stainless steel, these screws have good chemical resistance and may be mildly magnetic. The flange is wider and thicker than our other flanged screws, so they distribute pressure the best.

Metric Stainless Steel Ultra-Wide
Flanged Button Head Screws

These metric 18-8 stainless steel screws have good chemical resistance and may be mildly magnetic. The flange is wider and thicker than our other flanged screws, so they distribute pressure the best.

Metric Stainless Steel Tamper-Resistant
Button Head Hex Drive Screws

Made from 18-8 stainless steel, these metric button head screws have good chemical resistance and may be mildly magnetic. The tamper-resistant hex drive (also known as a pin-in hex drive) makes them difficult to remove without special tools.

Stainless Steel Tamper-Resistant
Button Head Hex Drive Screws

These 18-8 stainless steel button head screws have good chemical resistance and may be mildly magnetic. The tamper-resistant hex drive (also known as a pin-in hex drive) makes them difficult to remove without special tools.

Alloy Steel Tamper-Resistant
Button Head Hex Drive Screws

Made from alloy steel, these screws are nearly twice as strong as stainless steel button head screws.

Alloy Steel Thread-Locking
Button Head Hex Drive Screws

Made from alloy steel, these screws are nearly twice as strong as stainless steel button head screws.

Stainless Steel Thread-Locking
Button Head Hex Drive Screws

Made from 18-8 stainless steel, these screws have good chemical resistance and may be mildly magnetic. A nylon patch bonded to the threads adds friction to prevent loosening from vibration.

Metric Stainless Steel Thread-Locking
Button Head Hex Drive Screws

These metric 18-8 stainless steel screws have good chemical resistance and may be mildly magnetic. A nylon patch bonded to the threads adds friction to prevent loosening from vibration.

Vented Button Head Screws

These screws are drilled through the shaft to vent fluids and gases trapped under the screw. Made from 18-8 stainless steel, they have good chemical resistance and may be mildly magnetic.

Metric Vented Button Head Screws

To vent fluid and gas trapped under the screw, these metric screws are drilled through the shaft. Made from 18-8 stainless steel, they have good chemical resistance and may be mildly magnetic.

Drilling Screws for Metal

Steel Hex Head Drilling Screws for Metal

These steel screws have corrosion-resistant finishes.

18-8 Stainless Steel Hex Head Drilling
Screws with Hardened Steel Tip for Metal

These 18-8 stainless steel screws have a hardened steel drill point to penetrate steel and are coated to increase corrosion resistance.

High-Strength 410 Stainless Steel
Hex Head Drilling Screws for Metal

410 stainless steel is strong, wear resistant, and mildly chemical resistant.

Super-Corrosion-Resistant High-Strength 410
Stainless Steel Hex Head Drilling Screws for Metal

These screws have the strength of 410 stainless steel with added corrosion resistance.

Metric Steel Hex Head Drilling Screws for Metal

Cutting their own pilot hole and threads as you fasten them into material, these metric screws have a drilling tip.

Alloy Steel Hex Head Drilling Screws for Aluminum

Known for their strength, these alloy steel screws are coated to provide corrosion resistance in wet environments.

Stainless Steel Hex Head Drilling Screws for Aluminum

Made from 18-8 stainless steel, these screws have good chemical resistance.

Aluminum Hex Head Drilling Screws for Aluminum

One-third the weight of steel, aluminum screws resist corrosion in wet environments.

Strip-Resistant Drilling Screws for Metal

Serrations under the head act as a brake to prevent overtightening and damaging threads.

Stainless Steel Drilling Screws with Washer for Metal

Made from 410 stainless steel, these screws are strong, wear resistant, and mildly chemical resistant.

Steel Drilling Screws with Corrosion-Resistant
Head and Washer for Metal

These steel screws have a head encapsulated by 18-8 stainless steel.

Steel Drilling Screws with Washer for Metal

These steel screws are available with corrosion resistant finishes. A rubber-bonded washer compresses to form a watertight seal. They save you time and effort by drilling their own holes and fastening in a single operation.

Thread-Cutting Screws for Metal

Steel Hex Head Thread-Cutting Screws for Metal

These steel screws are zinc plated to resist corrosion in wet environments.

Stainless Steel Hex Head
Thread-Cutting Screws for Metal

Made from 410 stainless steel, these screws are strong, wear resistant, and mildly chemical resistant.

Electrical Grounding Screws

The green color identifies these as grounding screws. They have a flange that provides a wide flat surface for making solid electrical connections.

Thread-Forming Screws for Metal

Metric Thread-Forming Screws for Soft Metal

These metric screws have a triangular shank that presses tightly as it forms threads, so screws resist loosening in soft metals such as brass, aluminum, and copper.

Thread-Forming Screws for Hard Metal

Also known as Tap-Flex screws, these are made from hardened steel to penetrate hard material. They have a five-edged shank that presses tightly against the material to form threads and resist loosening.

Hex Head Thread-Forming Screws for Metal

These screws have a hex head for a secure grip with a wrench.

Screws for Sheet Metal

Super-Corrosion-Resistant 316 Stainless Steel
Flanged Hex Head Screws for Sheet Metal

More corrosion resistant than 18-8 stainless steel screws, these have excellent resistance to chemicals and salt water.

18-8 Stainless Steel Flanged Hex
Head Screws for Sheet Metal

18-8 stainless steel screws have good chemical resistance.

High-Strength 410 Stainless Steel
Flanged Hex Head Screws for Sheet Metal

Stronger and more wear resistant than 18-8 and 316 stainless steel, these screws are mildly chemical resistant.

Steel Flanged Hex Head Screws for Sheet Metal

These steel screws are zinc plated to resist corrosion in wet environments.

Stainless Steel Vibration-Damping
Hex Head Screws for Sheet Metal

Made from 18-8 stainless steel, these screws are chemical resistant.

Steel Vibration-Damping Hex
Head Screws for Sheet Metal

These steel screws are zinc plated to resist corrosion in wet environments.

Tamper-Resistant Hex Drive Flat
Head Screws for Sheet Metal

Also known as pin-in-hex, install and remove these screws with a tamper-resistant hex driver.

Tamper-Resistant Hex Drive Rounded
Head Screws for Sheet Metal

Also known as pin-in-hex, install and remove these screws with a tamper-resistant hex driver.

Hex Head Blunt Screws for Sheet Metal

These screws have a hex head for a secure grip with a wrench.

Vibration-Resistant Serrated-Flange
Piercing Screws for Sheet Metal

Serrations under the head act as a brake to prevent over-tightening and damaging threads.

Steel Flanged Piercing Screws for Sheet Metal

These steel screws are zinc plated to resist corrosion in wet environments.

Stainless Steel Flanged Piercing Screws for Sheet Metal

Made from 410 stainless steel, these screws are strong, wear resistant, and mildly chemical resistant.

Screws for Joining Sheet Metal to Wood

Able to penetrate overlapping sheets, these screws have a secure hold in wood.

Screws for Wood

Steel Hex Head Screws for Wood

These steel screws have corrosion-resistant finishes.

Metric Steel Hex Head Screws for Wood

Drive the pointed tip of these screws into soft material, such as wood and drywall. They are also known as lag bolts.

Super-Corrosion-Resistant 316 Stainless
Steel Hex Head Screws for Wood

More corrosion resistant than 18-8 stainless steel screws, these have excellent resistance to chemicals and salt water.

18-8 Stainless Steel Hex Head Screws for Wood

18-8 stainless steel screws have good chemical resistance.

Stainless Steel Flanged Hex Head Screws for Wood

These 316 stainless steel screws have excellent resistance to chemicals and salt water.

Steel Flanged Hex Head Screws for Wood

These steel screws are hot-dipped galvanized to resist corrosion in wet environments.

Hex Head Tapping Screws for Concrete, Block, and Brick

Heavy Duty Hex Head Tapping
Screws for Concrete, Block, and Brick

Also known as Tapcons, use these screws in applications requiring high strength.

Steel Hex Head Tapping Screws
for Concrete, Block, and Brick

These blue and silver ultra-corrosion-resistant coated steel screws stand up to wet environments.

Stainless Steel Hex Head Tapping
Screws for Concrete, Block, and Brick

These 410 stainless steel screws are more corrosion resistant than ultra-corrosion-resistant coated steel screws.

Tapping Screws for Plastic

Stainless Steel Hex Head Screws
for Joining Plastic to Wood

18-8 stainless steel screws have good chemical resistance.

Steel Hex Head Screws for Joining Plastic to Wood

These steel screws are zinc plated to resist corrosion in wet environments.

Hex Head Thread-Forming Screws for Plastic

Press threads into plastic to create a strong hold. Use a wrench, hex socket bit, or nutdriver to securely grip the hex head and tighten these screws.

Hex-Drive Cup-Point Set Screws

Alloy Steel Cup-Point Set Screws

Made from alloy steel, these inch size set screws have a thin edge that digs into hard surfaces for a secure hold.

Metric Alloy Steel Cup-Point Set Screws

These alloy steel set screws have a thin edge that digs into hard surfaces for a secure hold. They're available in metric sizes.

Mil. Spec. Alloy Steel Cup-Point Set Screws

Choose these set screws for their adherence to strict military standards for material and construction.

18-8 Stainless Steel Cup-Point Set Screws

Made from 18-8 stainless steel, these set screws have good chemical resistance.

Metric 18-8 Stainless Steel Cup-Point Set Screws

These metric set screws have good chemical resistance.

Mil. Spec. 18-8 Stainless Steel Cup-Point Set Screws

Choose these set screws for their adherence to strict military standards for material and construction.

Super-Corrosion-Resistant 316
Stainless Steel Cup-Point Set Screws

Made from 316 stainless steel, these set screws have excellent chemical resistance and can be used in saltwater environments.

Metric Super-Corrosion-Resistant 316
Stainless Steel Cup-Point Set Screws

These metric 316 stainless steel set screws have excellent chemical resistance and can be used in saltwater environments.

Nickel Alloy Cup-Point Set Screws

More corrosion resistant than stainless steel, nickel alloy set screws have excellent resistance to salt water and some acids.

Brass Cup-Point Set Screws

Brass set screws are corrosion resistant in wet environments, nonmagnetic, and electrically conductive.

Locking Cup-Point Set Screws

Alloy Steel Knurl-Grip Cup-Point Set Screws

Made from black-oxide alloy steel, these set screws resist corrosion in dry environments. They dig into hard surfaces for a secure hold and have serrations on the cup edge that grip the material surface to resist loosening.

Stainless Steel Knurl-Grip Cup-Point Set Screws

Made from 18-8 stainless steel, these set screws are chemical resistant. They have serrations on the cup edge that grip the material surface to resist loosening.

Metric Alloy Steel Knurl-Grip Cup-Point Set Screws

These metric alloy steel set screws dig into hard surfaces for a secure hold. They have serrations on the cup edge that grip the material surface to resist loosening.

Metric Stainless Steel Knurl-Grip Cup-Point Set Screws

These metric 18-8 stainless steel set screws are chemical resistant. They have serrations on the cup edge that grip the material surface to resist loosening.

18-8 Stainless Steel Thread-Locking
Cup-Point Set Screws

These 18-8 stainless steel set screws are chemical resistant. They have a nylon locking patch that grips threads to resist loosening.

Metric 18-8 Stainless Steel
Thread-Locking Cup-Point Set Screws

Made from 18-8 stainless steel, these metric set screws are chemical resistant. They have a nylon locking patch that grips threads to resist loosening.

Super-Corrosion-Resistant 316 Stainless
Steel Thread-Locking Cup-Point Set Screws

More corrosion resistant than 18-8 stainless steel set screws, these have excellent resistance to chemicals and salt water.

Metric Alloy Steel Thread-Locking Cup-Point Set Screws

Made from alloy steel, these metric set screws have a thin edge that digs into hard surfaces for a secure hold. They have a nylon locking patch that grips threads to resist loosening.

Alloy Steel Thread-Locking Cup-Point Set Screws

These alloy steel set screws have a thin edge that digs into hard surfaces for a secure hold. A nylon locking element grips threads to resist loosening.

Vented Cup-Point Set Screws

These inch size set screws are vented to allow fluid and gas to pass through.

Metric Vented Cup-Point Set Screws

These metric set screws are vented to allow fluid and gas to pass through.

Easy-Adjust Ball-Point Set Screws

Stainless Steel Ball-Point Set Screws

Stainless steel set screws have excellent corrosion resistance in most environments.

Metric Alloy Steel Ball-Point Set Screws

These metric set screws have a rolling ball that swivels 360° to minimize surface damage and allow for slight adjustments without loosening the screw.

Alloy Steel Ball-Point Set Screws

A rolling ball swivels 360° to minimize surface damage and allow for slight adjustments without loosening the screw.

Ultra-Fine-Thread Ball-Point Set Screws

Fine threads give you precise control.

Flat-Tip Set Screws

Metric Alloy Steel Flat-Tip Set Screws

These metric set screws have a tip that makes good contact on flat surfaces and allows you to make frequent adjustments with minimal surface damage.

Alloy Steel Flat-Tip Set Screws

The tip makes good contact on flat surfaces and allows you to make frequent adjustments with minimal surface damage.

Plastic Flat-Tip Set Screws

These nylon set screws are chemical resistant, lightweight, and nonconductive. The tip makes good contact on flat surfaces and allows you to make frequent adjustments with minimal surface damage.

Metric 18-8 Stainless Steel Flat-Tip Set Screws

These metric 18-8 stainless steel set screws are chemical resistant. The tip makes good contact on flat surfaces and allows you to make frequent adjustments with minimal surface damage.

18-8 Stainless Steel Flat-Tip Set Screws

Made from 18-8 stainless steel, these set screws are chemical resistant. The tip makes good contact on flat surfaces and allows you to make frequent adjustments with minimal surface damage.

Metric Super-Corrosion-Resistant 316
Stainless Steel Flat-Tip Set Screws

These metric 316 stainless steel set screws have excellent chemical resistance and can be used in saltwater environments. The tip makes good contact on flat surfaces and allows you to make frequent adjustments with minimal surface damage.

Super-Corrosion-Resistant 316
Stainless Steel Flat-Tip Set Screws

Made from 316 stainless steel, these set screws have excellent chemical resistance and can be used in saltwater environments. The tip makes good contact on flat surfaces and allows you to make frequent adjustments with minimal surface damage.

Thread-Locking Flat-Tip Set Screws

A nylon locking patch grips threads to resist loosening.

Soft-Tip Set Screws

Stainless Steel Nylon-Tip Set Screws

These chemical-resistant 18-8 stainless steel screws have an extra-soft nylon tip, which minimizes the damage that can occur from metal-on-metal contact. Use them on soft surfaces such as aluminum.

Metric Stainless Steel Nylon-Tip Set Screws

Made of chemical-resistant 18-8 stainless steel, these metric screws have an extra-soft nylon tip that reduces the noise, vibration, and damage that can occur from metal-on-metal contact. Use them on soft surfaces such as aluminum.

Alloy Steel Nylon-Tip Set Screws

These alloy steel set screws have an extra-soft nylon tip, which minimizes the damage that can occur from metal-on-metal contact. Use them set screws on soft surfaces such as aluminum.

Metric Alloy Steel Nylon-Tip Set Screws

Available in metric sizes, these alloy steel set screws have an extra-soft nylon tip that minimizes the damage that can occur from metal-on-metal contact. Use them on soft surfaces such as aluminum.

Stainless Steel Brass-Tip Set Screws

These set screws have a tip that is harder than nylon and silver to provide a secure hold on hard surfaces. The body is 18-8 stainless steel for good chemical resistance.

Silver-Tip Set Screws

These set screws have a softer tip than brass-tip set screws to minimize surface damage. Use them on hard surfaces.

Metric Alloy Steel Brass-Tip Set Screws

These metric set screws have a brass tip, which is harder than nylon and silver, for a secure hold on hard surfaces. The body has a black-oxide finish to resist corrosion in dry environments.

Metric Stainless Steel Brass-Tip Set Screws

Available in metric sizes, these screws have a tip that is harder than nylon and silver to provide a secure hold on hard surfaces. The body is 18-8 stainless steel for good chemical resistance.

Alloy Steel Brass-Tip Set Screws

With a tip that's harder than nylon and silver, these alloy steel set screws provide a secure hold on hard surfaces. The body has a black-oxide finish to resist corrosion in dry environments.

Oval-Tip Set Screws

Alloy Steel Oval-Tip Set Screws

Made of alloy steel, these set screws are often used in U-shaped and V-shaped grooves and on other sloped or angled surfaces. The oval tip allows for frequent adjustments with minimal surface damage.

Super-Corrosion-Resistant 316
Stainless Steel Oval-Tip Set Screws

More corrosion resistant than 18-8 stainless steel set screws, these have excellent resistance to chemicals and salt water.

18-8 Stainless Steel Oval-Tip Set Screws

These set screws have good chemical resistance.

Extended-Tip Set Screws

Metric Hex Head Extended-Tip Set Screws

Turn these metric screws by hand using the hex head, or tighten them with a wrench for extra torque. With an extended tip that locks into a mating hole or slot—sometimes known as a dog point—they are often used to align and secure parts such as gears and pulley wheels.

Alloy Steel Extended-Tip Set Screws

Also known as half dog-point set screws, these set screws have a protruding tip that locks within a mating hole or slot to keep parts aligned.

Metric Alloy Steel Extended-Tip Set Screws

These metric set screws have a protruding tip that locks within a mating hole or slot to keep parts aligned. They're also known as dog-point set screws.

Metric 18-8 Stainless Steel Extended-Tip Set Screws

Also known as dog-point set screws, these metric set screws have a protruding tip that locks within a mating hole or slot to keep parts aligned. Made of 18-8 stainless steel, they have good chemical resistance.

18-8 Stainless Steel Extended-Tip Set Screws

These 18-8 stainless steel set screws have good chemical resistance. Also known as half dog-point set screws, they have a protruding tip that locks within a mating hole or slot to keep parts aligned.

Super-Corrosion-Resistant 316
Stainless Steel Extended-Tip Set Screws

More corrosion resistant than 18-8 stainless steel set screws, these have excellent resistance to chemicals and salt water.

Thread-Locking Extended-Tip Set Screws

A nylon locking patch grips threads to resist loosening.

Alloy Steel Extra-Long Extended-Tip Set Screws

Also known as full dog-point set screws, the tip is twice as long as the tip on other extended-tip set screws for greater engagement in deep mating holes.

Stainless Steel Extra-Long Extended-Tip Set Screws

Stainless steel set screws have excellent corrosion resistance in most environments.

Swivel-Tip Set Screws for Angled Surfaces

Large-Diameter Swivel-Tip Set Screws

A wide tip provides more gripping power than standard swivel-tip set screws. To use, remove the tip, thread the screw through the hole, and attach the tip on the other side.

Metric Alloy Steel Low-Profile Swivel-Tip Set Screws

A low-profile flat-faced ball tip allows these metric set screw to be used in low-clearance applications.

Alloy Steel Low-Profile Swivel-Tip Set Screws

These set screws have a low-profile flat-faced ball tip for use in low-clearance applications.

Stainless Steel Low-Profile Swivel-Tip Set Screws

Stainless steel set screws have excellent corrosion resistance in most environments.

Swivel-Tip Set Screws

The tip is narrow to pass through threaded holes.

High-Hold Cone-Point Set Screws

Alloy Steel Cone-Point Set Screws

These alloy steel set screws have a pointed tip that wedges into the contact surface for a secure hold on soft materials such as brass.

Metric Alloy Steel Cone-Point Set Screws

Made from alloy steel, these metric set screws have a pointed tip that wedges into the contact surface for a secure hold on soft materials such as brass.

18-8 Stainless Steel Cone-Point Set Screws

These 18-8 stainless steel set screws are chemical resistant. A pointed tip wedges into the contact surface for a secure hold on soft materials such as brass.

Metric 18-8 Stainless Steel Cone-Point Set Screws

These metric 18-8 stainless steel set screws are chemical resistant. A pointed tip wedges into the contact surface for a secure hold on soft materials such as brass.

Super-Corrosion-Resistant 316
Stainless Steel Cone-Point Set Screws

More corrosion resistant than 18-8 stainless steel set screws, these have excellent resistance to chemicals and salt water.

Hollow-Lock Set Screws

Alloy Steel Hollow-Lock Set Screws

Also known as jam set screws, these lock other screws in place, hold pins, and adjust spring tension. A black-oxide finish provides corrosion resistance in dry environments.

Stainless Steel Hollow-Lock Set Screws

Stainless steel set screws have excellent corrosion resistance in most environments.

General Purpose Shoulder Screws

Alloy Steel Shoulder Screws

Comparable in strength to Grade 8 steel. These screws have inch thread sizes.

Metric Alloy Steel Shoulder Screws

Comparable to Class 12.9 steel.

Same-Size Thread Alloy Steel Shoulder Screws

With threads the same diameter as the shoulder, these inch-sized screws can handle heavy loads. They’re comparable to Grade 8 steel.

Metric Same-Size Thread Alloy Steel Shoulder Screws

The metric-sized threads on these screws are the same diameter as the shoulder. Comparable in strength to Class 12.9 steel.

Alloy Steel Shoulder Screws with Material Certification

These shoulder screws come with a traceable lot number and material test report. Similar in strength to Grade 8 steel.

Short-Thread Alloy Steel Shoulder Screws

Use these screws in thin materials; they have a shorter threaded portion than our standard shoulder screws. They’re comparable in strength to Grade 8 steel.

18-8 Stainless Steel Shoulder Screws

Made from 18-8 stainless steel, these inch-sized shoulder screws have good chemical resistance.

Metric 18-8 Stainless Steel Shoulder Screws

These screws have metric thread sizes. They are 18-8 stainless steel for good chemical resistance.

Same-Size Thread 18-8
Stainless Steel Shoulder Screws

With inch-sized threads the same diameter as the shoulder, these screws can handle heavy loads. They’re 18-8 stainless steel for good chemical resistance.

316 Stainless Steel Shoulder Screws

More corrosion resistant than 18-8 stainless steel shoulder screws, these have excellent resistance to chemicals and salt water. These screws have inch thread sizes.

Metric 316 Stainless Steel Shoulder Screws

For metric thread sizes with excellent resistance to chemicals and salt water, choose these 316 stainless steel shoulder screws.

High-Strength 17-4 PH Stainless Steel Shoulder Screws

Shoulder screws made of 17-4 PH stainless steel are nearly twice as strong as 18-8 stainless steel and have the same corrosion resistance. These screws have inch thread sizes.

Titanium Shoulder Screws

Titanium shoulder screws have a high strength-to-weight ratio and are more resistant to acids and salt water than nickel shoulder screws.

Nickel Alloy Shoulder Screws

Nickel alloy shoulder screws are more resistant to acids and salt water than stainless steel shoulder screws.

Aluminum Shoulder Screws

One-third the weight of steel, aluminum shoulder screws are lightweight and have good corrosion resistance.

Nylon Shoulder Screws

These shoulder screws are chemical resistant, nonconductive, and lightweight.

Metric Steel Hex Head Shoulder Screws

Also known as wheel and axle bolts, these metric screws have an unthreaded shoulder that acts as a shaft, so material attached to the threaded end can rotate.

Stainless Steel Hex Head Shoulder Screws

Stainless steel shoulder screws have excellent corrosion resistance in most environments.

Steel Hex Head Shoulder Screws

A zinc plating provides mild corrosion resistance.

Super-Corrosion-Resistant 316 Stainless
Steel Thread-Locking Shoulder Screws

More corrosion resistant than 18-8 stainless steel shoulder screws, these have excellent resistance to chemicals and salt water.

18-8 Stainless Steel Thread-Locking Shoulder Screws

These shoulder screws have good chemical resistance.

Alloy Steel Thread-Locking Shoulder Screws

A locking element on the threads adds friction to resist loosening. Comparable to Grade 8 steel, these alloy steel shoulder screws are the strongest we offer.

Metric Alloy Steel Thread-Locking Shoulder Screws

Available in metric sizes, these screws have a locking element on the threads that adds friction to resist loosening. Comparable to Grade 8 steel, they are the strongest screws we offer.

Ultra-Low-Profile Shoulder Screws

These have a head height about one-third the head height of a standard shoulder screw.

Metric Low-Profile Shoulder Screws

These metric screws have a head height that's about two-thirds the head height of a standard shoulder screw. Use them in low-clearance applications such as inside machines.

Low-Profile Shoulder Screws

The head height of these screws is about two-thirds the head height of a standard shoulder screw. Use them in low-clearance applications such as inside machines.

Flat Head Shoulder Screws

These shoulder screws are angled under the head to sit flush in countersunk holes.

Internally Threaded Shoulders

Screw these shoulders onto a stud.

Shoulder Screws with Hex-Drive Tip

With a hex socket at the tip as well as the head, you can fasten these shoulder screws from the tip when the head cannot be reached.

Precision Shoulder Screws

18-8 Stainless Steel Precision Shoulder Screws

Metric 18-8 Stainless Steel Precision Shoulder Screws

18-8 Stainless Steel Precision Shoulder
Screws with Material Certification

These shoulder screws come with a traceable lot number and material test report.

Thumb-Grip 18-8 Stainless
Steel Precision Shoulder Screws

Install and remove these shoulder screws by hand or with a hex key.

Metric Thumb-Grip 18-8 Stainless
Steel Precision Shoulder Screws

Install and remove these metric shoulder screws by hand or with a hex key.

High-Strength 416 Stainless
Steel Precision Shoulder Screws

Made of 416 stainless steel, these shoulder screws are almost twice as strong as 18-8 stainless steel and have the same corrosion resistance.

Metric 316 Stainless Steel Precision Shoulder Screws

These metric 316 stainless steel shoulder screws are more corrosion resistant than 18-8 stainless steel shoulder screws. They also have excellent resistance to chemicals and salt water.

316 Stainless Steel Precision Shoulder Screws

More corrosion resistant than 18-8 stainless steel shoulder screws, these have excellent resistance to chemicals and salt water.

Brass Precision Shoulder Screws

Brass shoulder screws are electrically conductive, nonmagnetic, and have good corrosion resistance.

Metric Brass Precision Shoulder Screws

Offered in metric sizes, these brass shoulder screws are electrically conductive, nonmagnetic, and have good corrosion resistance.

Alloy Steel Precision Shoulder Screws

Comparable to Grade 8 steel, these screws are the strongest precision shoulder screws we offer.

Ultra-Low-Profile Precision Shoulder Screws

These screws have a head height about one-third the head height of a standard shoulder screw. Use them in low-clearance applications such as inside machines.

Low-Profile Precision Shoulder Screws

Metric Low-Profile Precision Shoulder Screws

Metric Thread-Locking Precision Shoulder Screws

Thread-Locking Precision Shoulder Screws

Thumb Screws

Plastic-Head Thumb Screws with Hex Drive

Tighten these thumb screws by hand or with a hex key for more torque.

Steel Hex-Head Thumb Screws

These steel thumb screws have a black-oxide finish to resist corrosion in dry environments.

Stainless Steel Hex-Head Thumb Screws

Stainless steel thumb screws have excellent corrosion resistance in most environments.

Socket Head Captive Panel Screws

Install these socket head screws through a hole and thread on a retainer to keep secure—no special tools are required.

Fastener Maintenance Assortments

Screw Assortments

Hex Head Screw Assortments

These assortments include hex head screws and hex nuts.

Socket Head Screw Assortments

Set Screw Assortments

Set screws exert pressure at the tip to hold objects in place.

Tapping Screw Assortments
for Concrete, Block, and Brick

Also known as Tapcons, these screws are often used to anchor parts to concrete, block, and brick. Assortments include a drill bit.

Shoulder Screw Assortments

Shoulder screws have a cylindrical shoulder under the head that allows parts to rotate around or slide along its length. They have a standard shoulder with an undersized tolerance to fit most machinery and equipment.

Flat Head Screw Assortments

Flat head screws are angled under the head to fit flush within countersunk holes.

Hex-Drive Rounded Head Screw Assortments

These assortments include button head screws.

Drilling Screw Assortments for Metal

Drilling screws save you time and effort by drilling their own holes and fastening metal up to 0.500" thick in a single operation.

Acme Lead Screws and Nuts

Found in hand-powered clamps, vises, grates, doors, and work tables, lead screws and nuts have broad, square threads that are well suited for quick assembly, high clamping forces, and lifting and lowering heavy objects.

Hex Head Screws

Medium-Strength Grade 5 Steel Hex Head Screws

Medium-Strength Metric Class8.8 Steel Hex Head Screws

Mil. Spec. Medium-Strength Steel Hex Head Screws

Army-Navy Medium-Strength Steel Hex Head Screws

JIS Medium-Strength Steel Hex Head Screws

High-Strength Grade 8 Steel Hex Head Screws

High-Strength Metric Class 10.9 Steel Hex Head Screws

High-Strength Steel Hex HeadScrews with Material Certification

High-Strength Steel Hex Head Screws with Phillips Drive

Mil. Spec. High-Strength Steel Hex Head Screws

Low-Strength Steel Hex Head Screws

Extreme-Strength Grade 9 Steel Hex Head Screws

Extreme-Strength Metric Class12.9 Steel Hex Head Screws

18-8 Stainless Steel Hex Head Screws

Mil. Spec. 18-8 Stainless Steel Hex Head Screws

Super-Corrosion-Resistant 316Stainless Steel Hex Head Screws

Stainless Steel Hex Screw and Nut Kits for Pipe Flanges

Super-Corrosion-Resistant High-StrengthBumax 88 Hex Head Screws

High-Strength 17-4 PH Stainless Steel Hex Head Screws

Brass Hex Head Screws

Aluminum Hex Head Screws

Plastic Hex Head Screws

Bronze Hex Head Screws

Titanium Hex Head Screws

Nickel Alloy Hex Head Screws

Fiberglass Hex Head Screws

Ceramic Hex Head Screws

Heavy Hex Head Screws

Medium-Strength Steel Heavy HexHead Screws for Structural Applications

Metric High-Strength Steel Heavy HexHead Screws for Structural Applications

High-Strength Steel Heavy Hex HeadScrews for Structural Applications

Steel Heavy Hex Head Screwsfor High-Pressure Applications

18-8 Stainless Steel Heavy Hex HeadScrews for High-Pressure Applications

Super-Corrosion-Resistant 316 Stainless Steel HeavyHex Head Screws for High-Pressure Applications

Flanged Hex Head Screws

High-Strength Grade 8 Steel Flanged Hex Head Screws

High-Strength Metric Class 10.9Steel Flanged Hex Head Screws

JIS High-Strength Steel Flanged Hex Head Screws

Medium-Strength Grade 5 SteelFlanged Hex Head Screws

Medium-Strength Metric Class 8.8Steel Flanged Hex Head Screws

Extreme-Strength Steel Flanged Hex Head Screws

Stainless Steel Flanged Hex Head Screws

Stainless Steel Flanged HexHead Screws with Slotted Drive

Extreme-Strength StainlessSteel Flanged Hex Head Screws

Fiberglass Flanged Hex Head Screws

Serrated-Flange Hex Head Screws

High-Strength Grade 8 SteelSerrated-Flange Hex Head Screws

High-Strength Metric SteelSerrated-Flange Hex Head Screws

Medium-Strength Grade 5 SteelSerrated-Flange Hex Head Screws

Medium-Strength Metric Class 8.8 SteelSerrated-Flange Hex Head Screws

18-8 Stainless Steel Serrated-Flange Hex Head Screws

Super-Corrosion-Resistant 316 StainlessSteel Serrated-Flange Hex Head Screws

Extra-Wide Serrated-Flange Hex Head Screws

Extra-Wide Serrated-Flange Hex Head Screws

Vibration-Resistant Hex Head Screws

Cotter Pin-Lockable Hex Head Screws

Steel Wire-Lockable Hex Head Screws

Stainless Steel Wire-Lockable Hex Head Screws

High-Strength Grade 8 SteelThread-Locking Hex Head Screws

Medium-Strength Metric Class 8.8 SteelThread-Locking Hex Head Screws

Stainless Steel Thread-Locking Hex Head Screws

Hex Head Screws with Lock Washer

Hex Head Screws with Flat Washer

Hex Head Screws with Flat Washer

Sealing Hex Head Screws

Sealing Hex Head Screws

Tight-Spot Hex Head Screws

Tight-Spot Hex Head Screws

Sanitary Hex Head Screws

Sanitary Hex Head Screws

Vented Hex Head Screws

Vented Hex Head Screws

Tension-Indicating Hex Head Screws

Tension-Indicating Hex Head Screws

Socket Head Screws

Alloy Steel Socket Head Screws

Mil. Spec. Alloy Steel Socket Head Screws

High-Temperature Alloy SteelSocket Head Screws—Grade B7

18-8 Stainless Steel Socket Head Screws

Medium-Strength Metric Class
8.8 Steel Hex Head Screws

High-Strength Steel Hex Head
Screws with Material Certification

Extreme-Strength Metric Class
12.9 Steel Hex Head Screws

Super-Corrosion-Resistant 316
Stainless Steel Hex Head Screws

Super-Corrosion-Resistant High-Strength
Bumax 88 Hex Head Screws

Medium-Strength Steel Heavy Hex
Head Screws for Structural Applications

Metric High-Strength Steel Heavy Hex
Head Screws for Structural Applications

High-Strength Steel Heavy Hex Head
Screws for Structural Applications

Steel Heavy Hex Head Screws
for High-Pressure Applications

18-8 Stainless Steel Heavy Hex Head
Screws for High-Pressure Applications

Super-Corrosion-Resistant 316 Stainless Steel Heavy
Hex Head Screws for High-Pressure Applications

High-Strength Metric Class 10.9
Steel Flanged Hex Head Screws

Medium-Strength Grade 5 Steel
Flanged Hex Head Screws

Medium-Strength Metric Class 8.8
Steel Flanged Hex Head Screws

Stainless Steel Flanged Hex
Head Screws with Slotted Drive

Extreme-Strength Stainless
Steel Flanged Hex Head Screws

High-Strength Grade 8 Steel
Serrated-Flange Hex Head Screws

High-Strength Metric Steel
Serrated-Flange Hex Head Screws

Medium-Strength Grade 5 Steel
Serrated-Flange Hex Head Screws

Medium-Strength Metric Class 8.8 Steel
Serrated-Flange Hex Head Screws

Super-Corrosion-Resistant 316 Stainless
Steel Serrated-Flange Hex Head Screws

High-Strength Grade 8 Steel
Thread-Locking Hex Head Screws

Medium-Strength Metric Class 8.8 Steel
Thread-Locking Hex Head Screws

High-Temperature Alloy Steel
Socket Head Screws—Grade B7

Cleaned and Bagged 18-8 Stainless Steel
Socket Head Screws for High Vacuum

Super-Corrosion-Resistant 316
Stainless Steel Socket Head Screws

Super-Corrosion-Resistant 316 Stainless
Steel Low-Profile Socket Head Screws

316 Stainless Steel Ultra-Low-Profile
Socket Head Screws

18-8 Stainless Steel Thread-Locking
Socket Head Screws

Super-Corrosion-Resistant 316 Stainless
Steel Thread-Locking Socket Head Screws

Stainless Steel Socket Head
Screws with Split Lock Washer

High-Vacuum Cleaned-and-Bagged
Vented Socket Head Screws

Fine-Thread Metric 316 Stainless
Steel Hex Drive Flat Head Screws

Stainless Steel Thread-Locking
Hex Drive Flat Head Screws

Metric 18-8 Stainless Steel
Button Head Hex Drive Screws

Metric 316 Stainless Steel
Button Head Hex Drive Screws

Fine-Thread Metric 316 Stainless
Steel Button Head Hex Drive Screws

Metric 18-8 Stainless Steel
Flanged Button Head Screws