Wera 8100 SA 4 Zyklop Socket Wrench Set 1/4" Drive SAE 41 Pieces 0500353500141 piece Zyklop starter set with the essential ratchet components in a robust metal case: Zyklop ratchet with 1 4"drive. The 72 fine pitched teeth enable a low return angle of only 5. The ratchet head pivots freely and can be locked into any position by using the slide switch that is positioned on either side. It is even possible to work conveniently in very confined and difficult to access areas with enhanced hand clearance. The predefined locking