Grey Pneumatic 1/2" Drive X 5" Extension W/ Locking Pin

Features and Benefits:

• Designed to work with Grey Pneumatic's 1/2" drive sockets and socket sets
• Features a spring loaded locking pin
• Made from high quality chrome-molybdenum steel
• Heat treated for strength and durability
• Size markings are hard stamped into the socket for easy identification

1/2" Drive x 5" Extension w/ Locking Pin.  To use the locking pin, simply line up with the socket retainer hole and press the pin.  Then the release the socket, insert the object through the retainer hole and press the pin.