Description:6 Inch 150mm  Screwdriver Bit  1\/4 Inch Hex Shank Screwdriver Bit            <br> Features:<br> \u25cfUse of S2 alloy steel material， super-hardness.<br> \u25cfVacuum heat treatment， long service life.<br> \u25cfGood head bonding， reduce the screws injury. <br> \u25cfWith strong magnetic， easy to use.<br>  <br> Specifications:<br> Material: S2 alloy steel<br> External hex shank: 1\/4 inch (6.35mm)<br> Total length: 150mm (6 inch )<br> Approved pole diameter: 6mm<br>  <br> Package Included:<br> 1x Screw driver  More Details: