Wera 05022730001 Kraftform Stainless VDE 3160i Stainless Steel Slotted Screwdriver, Lasertip, 9/64" Head, 3.19" BladeLength Features rounded blade with slotted drive, 0.6mm x 100mm shaft Each screwdriver is tested at 10,000 volts in a water bath to guarantee safe working standards of 1000 Volts Manufactured from 100% Stainless steel, preventing extraneous rust caused by use of conventional tools contaminating stainless fasteners Multi-component Kraftform handle fits the shape to the hand for quick and effortless working Limited Lifetime Warranty, German Engineered