| 摘要 |
A routing jig 1 particularly for mortising the lock aperture of a wooden door comprises a bar for laying along the door edge, clamping devices 3 at each end 1 of the bar and a slot 2 in the bar for receiving the routers tool. The slot is adjustable in length 4. The jig may have a side plate with apertures for forming the keyhole and spindle hole and may also have apertures 20 for routing hinge recesses. A separate jig may be provided for forming the keyhole and spindle hole. |
