Proto J5464 Socket Extension 1 2 in Input Drive Size, 1 2 in Output Drive Size, 20 in Overall Lg, Chrome 301701618 Torx Replaceable Shank No Non Sparking Torx Replaceable Shank No Non Sparking No Tether Ready No Container Type None Number of Tips 12 Bit Storage In Handle Magnetized Tip No Grip Style Non Slip Number of Bits 6 Single Double End Bits Double End Bit Material Alloy Steel Corrosion Resistant No Tip Style Phillips 60% Pulse Frequency 0 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 Made of chrome