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Sheet metal screws, or tapping screws, are highly versatile and are used to attach metal, wood, fiberglass, and plastic. These screws tap their own threads and are not intended to be disassembled often. Self-tapping screws are designed to drill their own pilot hole while they are driven into wood
The Hex washer-head self-drilling steel metal screws are a powerful tool to have in your arsenal when performing metal-to-metal fastening. They deliver superior performance with a faster drive time and stronger pull-out rating. Made of high-quality steel and are specially heat treated. Drill point has been incorporated into the screw in the familiar twist drill design. These screws drill their own hole, form mating threads fasten securely. Can be used in steel, plastics, composite materials, wood plus various laminates. No pre-drilling is required. Great for general household repairs, renovations, improvements, and DIY projects, the sharp threads of these screws draw materials together and ensure a secure hold.
Used to fasten metal to metal, metal to wood and other types of materials, with machine tapped threads or nuts, where disassembly may be required or where a more secure clamping of parts is desired.
High Hex Washers heads provide excellent driver bit control and self tapping threads provide fast efficient steel fastening. Rubber Neoprene Washer system provides a waterproof, no leak installation for siding or roofing.