Wera kompakt vde screwdriver set 7 piece interchangeable blade kit vde handle with blade auto lock system and 6 vde blades supplied in a rugged belt pouch the kraftform design handle uniquely fits the hands contours during use individually tested for dielectric strength under a 10000v load to guarantee safe working at 1000v drop tested at extreme temperatures to ensure insulation wont fail in tough jobsite conditions the screwdriver tip is made from powerbit grade steel for unbeatable streng