TORX® is recognized as one of the three most efficient fastening systems because of their ability to transfer greater torque, reduce load and virtually eliminate tool slippage. Input Drive Size: 1" Drive Shape: Square Length: 102mm Type: Impact TORX® Bit Socket Output Size: T70 Product Dimension (Refer Line Drawing Ima 1 Sq. Dr. Bit Socket TORX® T70 Length 92mm