Wera Tools - 160 iSS/7 Screwdriver set Kraftform Plus Series 100. With reduced blade diameters and smaller handle diameters7 Wera VDE iSS screwdrivers with reduced shaft diameter as well as partially slimmer handle design to enable work in confined working situations and to allow low lying screw and spring elements to be reached and actuated; individually tested tools as per IEC 60900; individual testing in a water bath at 10,000 volts so as to ensure safe working at the permitted voltage of 1,000 volts. ""Take it easy"" Tool Finder: colour coding according to profile and