Knipex VDE Screwdrivers are manufactured from chrome vanadium molybdenum steel. Ergonomically optimised dual component handle for reduced fatigue and optimum transmission of force. The handle design also prevents rolling. VDE tested up to 10,000V and safe for work up to 1,000V. They conform to DIN EN/IEC 60900. This 6 piece set contains: 2 x Phillips Screwdrivers: PH1 x 187mm, PH2 x 212mm 2 x Pozidriv Screwdrivers: PZ1 x 187mm, PZ2 x 212mm 2 x Slotted Screwdrivers: 2.5 x 177mm, 4.0 x 202mm.