17-piece set with bits in a length of 89 mm in a practical pouch. 1 holder 816 RA Kraftform with ratchet function: fine-tooting for a small return angle, switchover ring (right, fixed, left), maximum torque of up to 50 Newton meters. ¼” hexagon socket head take-up and Rapidaptor technology for low-fatigue working and rapid bit change; magnetic.