Wera Tools is a German tool manufacturer and is known for its slogan “Be A Tool Rebel”. Wera products include screwdrivers, screwdriver bits, ratchets and sockets, nut-spinners and L-keys. Wera tools are used principally by professionals, including builders, electricians, and mechanics. Wera is known for its line of screwdrivers featuring the Kraftform shape handle. Th Kraftform design is based around the contours of the hand during screwdriver use, and uses a specifically designed combination of ergonomic soft zones and smooth, hard zones. Other Wera developments and brands include Joker Ratchet, IMPAKTOR screwdriver bit system, Rapidaptor bit holders and Zyklop ratchet and sockets.