Proto J5464 Socket Extension 1 2 in Input Drive Size, 1 2 in Output Drive Size, 20 in Overall Lg, Chrome 6E747 Water Pressure 200 psi Cap Water Pressure 200 psi Cap to Inlet Center 9 1 2 in Standards MSS SP 71 and ASTM B16 Compatible Process Media Air and Compatible Gases This Proto J5464 Socket Extension is designed with a 1 2 in input drive size and a 1 2 in output drive size SAE AS4283C For Use With Proto Ratchet Sockets Number of Pieces 1 Features Heat Treated Output Drive Type Male Square Number of Points 4 Drive Type Female Square Locking No Input Drive Gender Female Non Sparking No Output Drive Shape Square Socket Extension Type Standard Output Drive Gender Male Insulated No Input Drive Shape Square