TORXplus® 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: 1/2" Drive Shape: Square Length: 58mm Type: TORXplus® Bit Socket Output Size: 30IP Product Dimension (Refer Line Drawing 1/2 Sq. Dr. Bit Socket TORXplus® 30IP Length 58mm