Feature:1. Multifunctional door hinge positioning slotting machine, suitable for hinge slotting and lock guide slot slotting of wooden doors.2. The puncher adopts an integrated aluminum alloy design, which is sturdy and durable, with its own scale, which is convenient and accurate.3. Fix the screws manually, without tools, fast clamping. The maximum opening is 18 cm, which is easy to adjust and use.4. The clamping part adopts rubber anti skid design to ensure that the door will not be damaged. It is the choice of professional woodworkers.5. The length and width positioning supports flexible adjustment in four directions, accurate positioning and fast slotting speed.How to Use:Specification:Item Name: Multifunctional Wooden Door Slotting LocatorMaterial: Aluminum AlloyHole Size: Approx. up to 18cm / 7.08inMaximum Clamping: Approx. 6cm / 2.36inProduct Size: Approx. 34 x 20cm / 13.38 x 7.87inFeatures: Multi-function, can open wooden door hinge groove, lock body guide plate groove Package List:1 x Slotting Locator1 x Φ19 Bottom Cleaning Knife1 x Wrench1 x Screw Accessories (Screws, Nuts, Washers)Note:1. The tool needs to be used with the trimming machine.2. After grooving is completed, all corners are rounded and need to be repaired to a right angle before installation.