Tighten these screws by turning them to the left; once fastened, they prevent counterclockwise-moving parts from loosening.

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

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.

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

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.

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.

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

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

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

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.

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

Made from 18-8 stainless steel, these metric pan head screws have good chemical resistance and may be mildly magnetic.

A zinc plating makes these metric pan head screws corrosion resistant in wet environments.

Made from 18-8 stainless steel, these metric screws have good chemical resistance and may be mildly magnetic. The extra-wide truss head distributes holding pressure to reduce the likelihood of crushing thin material.

18-8 stainless steel screws have good chemical resistance and may be mildly magnetic. A Torx drive has more points of contact than other drives, allowing you to tighten the screw without damaging the recess.

These metric screws have a Torx drive for more points of contact than other drives, allowing you to tighten the screw without damaging the recess.

More corrosion resistant than steel, and almost as strong, these 18-8 stainless steel screws have a narrower head than pan head screws to fit into tight spaces. They’re often used in electrical panels and next to flanges and raised surfaces in humid, damp, and washdown environments, but will corrode if exposed to salt water or chemicals.

Made from nylon, these screws are chemical and oil resistant, nonconductive, and lightweight.

Install these metric pan head screws for a low-profile, finished look—no countersink required.

Designed for use in food, pharmaceutical, and other sanitary environments, these screws have an extra-wide truss head that distributes holding pressure to reduce the likelihood of crushing thin materials.

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.

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.

Nearly twice as strong as stainless steel button head screws, these metric screws are made from alloy steel. Their tamper-resistant Torx drive (also known as a pin-in Torx drive) makes them difficult to remove without special tools.

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

These metric screws help prevent counterclockwise-moving parts from loosening. Use them for medium-strength fastening.

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

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.

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

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.

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.

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.

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.

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.

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.

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

These metric screws have a decorative, domed head that sits above the surface when installed.

These metric alloy-steel screws are twice as strong as standard steel Torx 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.

These metric polycarbonate screws resist breaking in high-impact applications better than other plastic screws. All are chemical and oil resistant, nonconductive, and lightweight.

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

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

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

These metric set screws have good chemical resistance.

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.

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.

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.

Secure gears, pulleys, and other objects that require frequent adjustments, even in wet environments.

Often used to secure gears and pulleys to shafts, these metric nylon set screws are lightweight and won’t carry an electrical current.

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.

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.

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.

These metric screws have a square head, so you can turn them by hand or use a wrench for more torque. 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.

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.

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.

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

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