Wera 335 Screwdriver Slotted 1. High quality Kraftform Plus screwdriver with electricians blade. Multi-component Kraftform Plus handle for pleasant ergonomic working that makes blisters and calluses a thing of the past. Hard gripping zones for high working speeds whereas soft zones ensure high torque transfer. “Take it easy” tool finder with color coding according to profiles and size stamp for simple and rapid accessing of the required tool. The hexagonal non-roll feature prevents any rolling away at the workplace.