Works with Grey Pneumatic's 3/4" sockets and socket sets. Simply line up with socket retainer hole and press pin. To release socket, insert object through retainer hole and press pin.
Grey Pneumatic 3007EL Socket Extension
Grey Pneumatic GRE9904M Socket 4mm 1/4D Imp Hex Male, Black
Grey Pneumatic 3008AL Socket Adapter with Locking Pin
Grey Pneumatic 3788D Socket 3/4, 2-3/4 Dp Pinion Lcknt
Grey Pneumatic 1213 Impact Socket Set Chrome Moly with Storage Case