The Pig Tri-Socket Skate Tool Black is a combination of 8 skateboard tools in 1. 3/8'', 1/2'', and 9/16'' sockets, and a self aligning axle threader are incorporated in the main tool, with a removable "Y" piece, and handles the heads of bolts with a 1/8'' Allen, and a Phillips. Made of heavy duty steel and durable ABS plastics.