These chrome vanadium steel screwdrivers from B&Q are a must have to help ease the insertion of screws into wood. The soft grip handle has been designed for comfort, control, and to reduce hand strains over long use, and offers higher torque to effectively drive screws into wood. This product is VDE Insulated. Comes with sl3.5 x 75, sl4 x 100, sl5.5 x 125, SL6.5 x 150, ph0 x 75, PH1 x 80, PH2 x 100, 100-250v voltage tester.