Wera Kraftform Plus 355 SK PZ Lasertip Pozidriv Screwdriver Tip size: Pozidriv #1 Hex shaft size: 5.0mm Hex bolster size: 8.0mm Blade length: 80mm (3-1/8") Overall length: 178mm Designed for the professional user Kraftform multi-component handle, with hard and soft zones, fits the shape to the hand for the ultimate in comfort and high-speed torque transfer Anti-roll protection at base of handle stops screwdrivers from rolling away at the workplace Lasertip bites into the screw's head to ensure a perfect fit and reduced slip out (anti cam out) Hexagon bolster provides extra torque transfer with use of open-jawed or ring spanner. Handle markings include screw symbol and size of tip to easily find the right screwdriver Manufacturer Part #: 05009341001