• Specifically designed for use with an impact driver • The shock absorbing torsion design increases torque performance • Precision ground tips prevent cam out and screw damage • Made from S2 steel for durability and long life • Highly visible laser-etched size markings These T27 Draper TX-STAR® impact screwdriver bits are made from S2 steel, which is correctly hardened and tempered for durability and long life. Each has a blackened 1/4" hex shank with a shot blast finish and precision ground tips to prevent cam out and screw damage. The shock absorbing torsion design increases torque performance. There are highly visible laser-etched size markings on the hex shank. Specifically designed for use with an impact driver. 5 x Draper TX-STAR®: T27 x 25mmTechnical SpecificationBit length: 25mm Material: S2 steel Quantity: 5 Shank size: 1/4" Hex (F) x 1/4" Hex (M) Shank type: Hex Tip size: T27 Tip type: TX-STARTechnical Specification:Material: S2 steel Pack Quantity: 5 Product Type: Screwdriv