Steel Thread Cutting Screw, Zinc Plated Finish, Serrated Hex Washer Head, Type F, 1/4\-20 Thread Size, 1\ Length (Pack of 50)
- Thread cutting screw with type F point has machine screw threads that taper down to a blunt edge and is suitable for heavy gauge sheet metal, aluminum, cast iron, brass, and plastic.
- Steel is often used in applications where strength is the primary consideration.
- Zinc plating resists corrosion and has a reflective appearance.
- Hex washer head has a serrated flange for additional grip on the mating surface that resists loosening and has six flat sides that a wrench can grip to turn from the side.