Impact Socket, 1 inch Drive, 6 pt, Deep, 2-3/8 inch Square drive: 1 in dia drive output end: 62 mm Length: 105 mm For safety reasons must always be secured using a suitable locking pin and O-ring.Note: Further sizes and types on request. Sturdy shape especially for use with electric or compressed air impact wrenches. With cross hole and snap ring groove for securing sockets.