PROTO Impact Hex Bit Socket, 3/8in. Drive, 3/16in. Bit
Replaceable bit Heat-treated Precision machined tip for proper screw engagement Thru hole and groove accept retaining ring and pin, when securing to power tool PROTO Impact Hex Bit Socket, 3/8in. Drive, 3/16in. Bit is one of many Sockets, Ratchets, Adaptors & Extensions available through Office Depot. Made by Proto.