17-piece set with 89 mm long bits in a practical folding pouch. With 1 bit hand-holder 838 RA-R L with ratchet function. The ratchet integrated in the handle with fine toothing ensures fast work. The innovative ratchet mechanism enables the whirling when the screw offers only low resistance. Changing the direction of the screw is intuitive: If the ring switch is turned to the right, it is screwed to the right, the ring switch is turned to the left and screwed to the left. The ratchet mechanism can be deactivated with 0-position for precise working. The quick change chuck Rapidaptor (suitable for bits with 1/4 outer hexagonal drive according to DIN ISO 1173-C 6.3 and E 6.3 (ISO 1173) enables very fast bit changes without tools. 16 bits (89 mm), hard, for universal use.This text is machine translated.