Thread cutting screw with type 23 point style has fine threads that taper down to a blunt point with a large cutting surface suitable for soft metal, provides excellent chip clearance, and requires minimal rotating force to install | 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 flange for additional grip with the mating surface and has six flat sides that a wrench can grip to turn from the side