Screwdriver, has bits stored inside chamber sealed with end cap connected to rotatable mounting seat

摘要

The main body (10) of the screwdriver has a connecting shaft (12) at one end for fitting a screwdriver bit and a chamber (14) at the other end for storing bits inside. The chamber is sealed with an end cap (20) and a rotatable mounting seat (30) is connected to this cap. In between the cap and seat is at least one positioning device for fixing the seat in the desired position. The positioning device comprises a tab (38) cooperating with a number of positioning holes (26).