This jams the end of the bolt, and provides the strength., 5-1/2" L, Steel Zinc Plated, 25 PK Tightening the bolt results in a wedge being driven up against a sleeve.Wedge Anchor, 1/2" Dia..
. Socket screws are commonly used in assemblies that do not provide sufficient clearance for a conventional wrench or socket.3/8"-24 Socket Head Cap Screw, Plain Steel, 2 in Length, 5 PK A hex key is required to tighten or loosen a socket screw.
. Especially useful in metal-to-metal or where heavy duty fastening is required. Machine screws are used in fastening nearly all types of hard materials.