Application: Suitable for bits with 1/4" external hexagon drive as per DIN ISO 1173-C 6.3 and Wera connection series 1 Design:Ratchet, fine toothing for a low return angle, reversible ring (right, fixed, left); 1/4" hexagonal socket mounting, magnetic; 6 bits, tough, for universal use. Handle: Kraftform Stubby with anti-roll protection, multi-component, integrated magazine