Feature: 1. DURABLE MATERIALS: 35mm concealed hinge jig is made of excellent aluminum alloy material after fine manufacturing, bring incisive drill, wear resistant and durable, corrosion and rust prevention, with long service life 2. ADJUSTABLE PLATEN DESIGN: The black platen can be adjusted for accurate positioning, and the drilling guide can be adjusted to tighten boards of different thickness, allowing you to quickly drill and install concealed cabinet door hinges 3. EASY TO OPERATE: The hinged drill jig is a DIY woodworking tool that is easy to use and suitable for your own home operation without the need for a professional. Adjustable dials adjust the distance of 3mm, 4mm, 5mm and 6mm hinge offset with great accuracy, making measurement a breeze 4. PERFECT CHOICE: Hinged drilling jig has complete tools, easy to disassemble and assemble, is a good tool for furniture factories and woodworkers 5. WIDELY USED: 35mm hinge jigs are widely used for hinge opening installation, door hinge drilling locations, woodworking hole aids, 35mm hole to edge distance of 5mm, suitable for most common hinges, allowing you to easily install multiple cabinet doors Specification: Item Type: Concealed Hinge Jig Kit Material: Aluminum alloy Adjustable Clamping Board Thickness: Approx. 15 ~ 25mm / 0.59 ~ 0.98in Hole Opener: Approx. 35mm / 1.38in. Package List: 1 x Hinge Jig1 x Adjusting Block3 x Wrench1 x Hole Opener1 x Limit Ring1 x Drill Bit1 x Plug1 x Gasket2 x Set Screws1 x Storage Box