How types of screw heads can Save You Time, Stress, and Money.
You’ll locate them utilized most frequently in auto producing services, Digital tools, machinery and so read more on. Since it includes a hexagonal recession on The pinnacle, you’d use an Allen critical to tighten or loosen it. Camcar Textron designed this screw in 1967, in which Furthermore, it bought the knick identify of “star screw”. Y