Installation - 1. Install a 35mm hole opener, adjust the drilling depth to 12-13MM, and then lock the limit ring. 2. Adjust the fixed size of the fast clip black pressing block (Note: the size of the tool adjustable fixed board is 15-25mm).3. Move thepuncher to the marking and drilling position of the board, and lock the quick clamp.4. Tighten the handle of the drill, press down the hole to the depth of 12-13MM at a constant speed, and then drill 2mm screw holes on the left and right sides. Durable Aluminum Alloy Material and Accurate - 35mm hinge drilling tool is made of aluminum alloy material, precision manufacturing, accurate positioning, convenient operation and long service life. Easy to Use for Concealed Hinges Mounting - Hinge drilling jig is a DIY woodworking tool, easy to use, suitable for home operation by yourself, no professionals are required. The adjustable dial design is limited to 3, 4, 5, and 6mm, which is very accurateand makes the measurement a breeze. Wide Application of The Woodworking Dowel Jig Drill Guide Locator - 35mm reaming hole installation, door reaming hole positioning, woodworking hole auxiliary tool, the distance from the 35mm hole to the edge is 5mm, which is suitable for most commonhinges. Packing List of The 35mm Cabinet Hinge Jig Drilling Hole Puncher - 1 * Hinge drilling locator body,1 * 35mm hole opener (with limit ring) ,2 * Wrench,1 * 2mm drill bit,1 * Allen wrench.