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Its name being derived from use on automobile fenders, a fender washer is flat washer with a particularly large outer diameter in proportion to its central hole. They are ideal for spreading the load on thin sheet metal. The zinc-coated option provides mild corrosion resistance while the stainless steel versions have excellent corrosion resistance and may be mildly magnetic. Available through your local City Electric Supply. Click here to find a branch near you. Learn More

Use these cap screws for general purpose applications. Made from steel with strength similar to that of Grade 2 steel, they have a minimum tensile strength of 60,000 psi, a minimum Rockwell hardness of B69, and a Class 2A thread fit. Available through your local City Electric Supply. Click here to find a branch near you. Learn More

Lag bolts (or lag screws) are used to affix materials to wood, such as wood-to-wood or metal-to-wood. These can also be used to attach objects to concrete when used in conjunction with lag expansion shields. Screws are threaded to at least two-thirds their length. Available through your local City Electric Supply. Click here to find a branch near you. Learn More

Also known as a metal lath screw, a self-drilling screw is designed with a drill-shaped point to easily cut through sheet metal or steel, eliminating the need to create a pilot hole. This fully threaded screw has a one-piece hex washer head with a wide, flat bearing surface that reduces the possibility of crushing surfaces. Available through your local City Electric Supply. Click here to find a branch near you. Learn More

A self-tapping screw is designed to create its own hole in wood, plastic or metal materials as it is being driven (it does not necessarily require a pilot hole). Tapping screws are beneficial in applications that involve consistent maintenance and are especially helpful when two different materials are being attached together. This tapping screw features a washer head to distribute pressure, reducing the risk of crushing material around the hole. Available through your local City Electric Supply. Click here to find a branch near you. Learn More

A self-tapping screw is designed to create its own hole in wood, plastic or metal materials as it is being driven (it does not necessarily require a pilot hole). Tapping screws are beneficial in applications that involve consistent maintenance and are especially helpful when two different materials are being attached together. This tapping screw has a pan head and a flat bearing surface. The combination drive accepts both Phillips and slotted drivers. Available through your local City Electric Supply. Click here to find a branch near you. Learn More

A self-tapping screw is designed to create its own hole in wood, plastic or metal materials as it is being driven (it does not necessarily require a pilot hole). Tapping screws are beneficial in applications that involve consistent maintenance and are especially helpful when two different materials are being attached together. The square drive on this tapping screw reduces driver slippage and allows for more driving power than a Phillips head. Available through your local City Electric Supply. Click here to find a branch near you. Learn More

Use these cap screws for general purpose applications. Made from steel with strength similar to that of Grade 2 steel, they have a minimum tensile strength of 60,000 psi, a minimum Rockwell hardness of B69, and a Class 2A thread fit. Available through your local City Electric Supply. Click here to find a branch near you. Learn More

Lag bolts (or lag screws) are used to affix materials to wood, such as wood-to-wood or metal-to-wood. These can also be used to attach objects to concrete when used in conjunction with lag expansion shields. Screws are threaded to at least two-thirds their length. Available through your local City Electric Supply. Click here to find a branch near you. Learn More