... Screw usd in the cabinet 1. Types of the Head: cheese, hexagon, pan2. Types of the Groove: slot, square socket, phillips recess3. Screw ... Varieties: titanium cylindrical screw, titanium head screw, titanium pan head screw , titanium square head screw titanium hexagon srew ... . Usage: Aerospace, spaceflight, surgical implants, chemical industry, as the parts of the cars,the bikes ...