The standard for high-strength fastening.

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

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

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

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

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.

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.

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

Use these steel set screws for light duty holding.

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

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.

These nuts are suitable for fastening most machinery and equipment.

About half the strength of medium-strength steel nuts, these nuts are for light duty fastening applications.

These nuts are about 25% stronger than medium-strength steel nuts.

These nuts are about 20% stronger than high strength steel nuts and are often used in heavy machinery.

These nuts tighten when turned to the left; once fastened, they resist loosening from counterclockwise motion.

These nuts tighten when turned to the left; once fastened, they resist loosening from counterclockwise motion.

Fiberglass nuts are stronger than nylon 6/6 nuts. They resist acids, solvents, salt water, and oil.

One-third the weight of steel, these aluminum nuts are corrosion resistant in wet environments and nonmagnetic.

Made from Grade 5 steel, these inch-sized nuts are suitable for most fastening applications.

These nuts are about 25% stronger than medium-strength steel thin hex nuts. Available in inch thread sizes.

These nuts have good chemical resistance and may be mildly magnetic.

These nuts have excellent chemical resistance and can be used in saltwater environments.

Because they’re about 10% wider and taller than standard hex nuts, these heavy hex nuts distribute the load over a large area. Grade 2H nuts are comparable in strength to Grade 9 bolts.

To distribute the load over a large area, these heavy hex nuts are about 10% wider and taller than standard hex nuts. They're about half the strength of medium-strength steel nuts and used for light duty fastening applications, such as securing access panels.

More corrosion resistant than 18-8 stainless steel nuts, these nuts can be used in saltwater environments. They're considered heavy hex nuts because they are about 10% wider and taller than standard hex nuts and distribute the load over a large area.

Bronze nuts are stronger and more resistant to salt water than brass nuts. About 10% wider and taller than standard hex nuts, these heavy hex nuts distribute the load over a large area.

These nuts have good chemical resistance. They maintain their strength in high-pressure and high-temperature environments and are used with ASTM A193 bolts to fasten pressure tanks, valves, and flanges. About 10% wider and taller than standard hex nuts, these heavy hex nuts distribute the load over a large area.

These nuts are designed to secure ASTM A325 bolts in structural joints. About 10% wider and taller than standard hex nuts, these heavy hex nuts distribute the load over a large area.

These nuts are often used in conjunction with a heavy hex nut to fasten Grade 9 bolts in heavy machinery, such as earth-moving equipment.

Stainless steel nuts have excellent corrosion resistance in most environments.

Includes inch thread sizes. These Grade 8 steel locknuts are 25% stronger than our medium-strength steel nylon-insert locknuts.

Made from low-strength steel, these locknuts should be used for light duty fastening applications, such as securing.access panels.

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

These locknuts have good chemical resistance and may be mildly magnetic.

Comparable in strength to Grade 8 bolts, these locknuts are about 25% stronger than medium-strength steel locknuts.

These Grade 8 locknuts are about three times stronger than low-strength steel distorted-thread locknuts.

About half the strength of medium-strength steel locknuts, these are for light duty fastening applications, such as securing access panels.

Threads at the top of these locknuts expand to grip the bolt on all sides for a stronger hold than distorted thread locknuts.

Known for their strength, these steel locknuts are cadmium plated to resist corrosion in wet environments.

When installed, the steel insert grips the threads and lifts away from the nut body, isolating the insert from the nut's load to resist spinoff caused by vibration.

These locknuts are suitable for fastening most machinery and equipment.

About half the strength of medium-strength steel flange locknuts, these are for light duty fastening applications, such as securing access panels.

For a stronger hold than nylon-insert flange locknuts, these locknuts grip the bolt with an irregularly shaped thread. Made from Grade 5 steel, these locknuts are a good choice for fastening most machinery and equipment.

About half the strength of medium-strength steel flange nuts, use these nuts in light duty fastening applications, such as securing access panels.

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

Made from Grade 5 steel, these inch-sized coupling nuts are suitable for most applications.

The left-hand threads on these coupling nuts resists loosening from counterclockwise vibration. Use in light duty applications.

Comparable in strength to Grade 9 bolts, these coupling nuts are about 20% stronger than high-strength steel coupling nuts. Available in inch thread sizes.

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

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

These cap nuts have good chemical resistance and may be mildly magnetic.

About half the strength of medium-strength steel cap nuts, use them in light duty fastening applications, such as securing access panels.

These Grade 5 cap nuts are suitable for fastening most machinery and equipment.

About half the strength of medium-strength steel square nuts, use these nuts in light duty fastening applications, such as securing access panels.

Grade B7, these threaded rods have a tensile strength about one and a half times stronger than low-strength steel rods. They meet the pressure and temperature requirements of ASTM A193 and are often used to secure pressure tanks, valves, and flanges.

Grade B16 threaded rods maintain their strength at higher temperatures than Grade B7 threaded rods. They meet the pressure and temperature requirements of ASTM A193 and are often used to secure pressure tanks, valves, and flanges.

Tighten these threaded rods by turning them to the left; once fastened, they resist loosening from counterclockwise motion. About half the strength of medium-strength steel threaded rods, use them for light duty hanging, mounting, and fastening.

18-8 stainless steel threaded rods have good chemical resistance.

Stronger and more wear resistant than 18-8 stainless steel, these threaded rods are mildly chemical resistant. They meet the pressure and temperature requirements of ASTM A193 and are often used to secure pressure tanks, valves, and flanges.

Grade B8M threaded rods meet the pressure and temperature requirements of ASTM A193 and are often used to secure pressure tanks, valves, and flanges.

Screw these studs into a tapped hole and use them as a pivot point, hinge, shaft, or locator pin.

Inserts come with a through-hole tap and installation tool.

A black-phosphate finish provides mild corrosion resistance.

The strongest key-locking inserts we offer, these inserts are made to stringent military specifications.

Forming the strongest hold of any of our threaded inserts, these inserts have a distorted internal thread to lock screws into place and keys that drive into surrounding material to prevent slipping and rotating.

Connect two differently sized male-threaded parts, such as threaded rods, and tighten with a standard wrench.

These steel anchors are available with corrosion-resistant finishes.

Also known as machinery eyebolts.

Unlike conventional eyebolts, you can rotate the eye 360° to match the angle of your load.

The matte black-oxide finish won't reflect light, allowing the eyebolts to blend into the background.

Designed for angular lifting, hoist rings resist stresses that would bend or break an eyebolt. They have a lifting ring that pivots 180° front to back to compensate for roll and sway when lifting heavy or unbalanced loads.

The ball bearing on these hoist rings makes it easy to rotate your load even after it’s suspended.

Keep on hand all the parts needed to assemble custom hoist rings.

Screw these hooks into place with their threaded shank.

Mount these general purpose U-bolts into an existing bracket, or combine with a mounting plate for a secure hold at the mounting surface.

A mounting plate provides a more secure hold at the mounting surface.