Draper Expert 1/2in.
Square Drive Powerdrive Impact Sockets - Draper Expert 13762, A range of 6-point sockets forged from chrome vanadium steel that has been hardened, tempered and chemically blackened for corrosion protection.
The sockets are suitable for use with air, electric or manual impact wrenches.
Draper Expert 13762 18mm 1/2" Square Drive Powerdrive Impact Socket