These extra long length screw driving torx bits are engineered for use with Impact Drivers. Tip geometry reduces wear and creates an ideal fit with every fastener. Each bit features a unique torsion zone to deliver long life in both metal and wood fastening applications. The S2 modified steel enhances the overall durability of the product. Star Tamperproof (tip with center hole) with magnetic head can suck the screws easily when used it. 1/4" quick change hex shank increase work efficiency Extra long 150mm full length to reach confined area. 8pc set included: T8, T10, T15, T20, T25, T27, T30, T40 Stored in handy pocket-size plug-in PVC base. Free gift: 8pc Phillip Driver Bits Set:PH1-PH1-PH2-PH2-PH2-PH3-PH3-PH3 |