Replacement Head 3/4 In Drive

Round U-Bolt, 5/16"-18, 5-3/16 in Inside Ht, 2-1/2 in Inside Wd/Dia, Steel, 10 PK.

It is designed to attach two pieces of wood together. A wood screw generally has an unthreaded shank below the head.

. Especially useful in metal-to-metal or where heavy duty fastening is required.

Socket screws are commonly used in assemblies that do not provide sufficient clearance for a conventional wrench or socket. M6-1.

A hex key is required to tighten or loosen a socket screw.