Wera Tools - Kraftform Kompakt VDE 3060 iS SB, stainlessVDE stainless blade with reduced blade diameter with integrated protective insulation low lying screw and spring elements can be easily reached and operated. Individually tested at 10,000 V for safe working at the approved voltage of 1,000 V. Wera's stainless steel tools are vacuum ice hardened and therefore have the hardness and strength properties required for screw connections. Industrial use is possible without restrictions. Features Reduced shaft