Wera 05073230001 8001a sb zyklop bit ratchet 1 4in hex with drive adaptor wera 05073230001 this bit ratchet from wera is made from steel and has a kraftform handle and is suitable for use with 1 4in hex bits it is supplied with a 1 4in hexagon to 1 4in square adaptor wera 05073230001 8001a sb zyklop bit ratchet 1 4in hex with drive adaptor