Grey Pneumatic impact sockets are designed for professional tool users. 3/8 in.; Drive x 3/8 in.; Square Female Pipe Plug 4-Point Impact Socket. They also allow up to 20% more torque to be applied than on other impact sockets.
Grey Pneumatic 1" Drive 6 Piece Hex Driver Metric Set
Grey Pneumatic 1" Drive x 2-5/16" Deep Socket
Grey Pneumatic 1" Drive x 13" Extension w/ Pin Hole
Grey Pneumatic 1" Drive x 3/4" Deep Socket
Grey Pneumatic Assorted Drive 12 Piece Int. Star Impact Driver Set
101C) New old stock Grey Pneumatic 1" Drive x 22mm Hex Driver Socket (4922M)