| 摘要 |
A drilling jig comprises three rails (4, 6, 40) with spaced holes (5), a saddle (60) which straddles the rails and contains a bushing (62, Fig. 3 not shown) that fits through the saddle and into the holes of the rails (5) and clamping means comprising a rod (10) and a fixed jaw (18) secured by a clamping screw (20) and a movable jaw (16) secured by a clamping nut (12) to hold the jig (2) to the workpiece (26). <IMAGE> |
