1.[Adjustable Drill Bit] The drill bit is designed with detachable depth limiting baffle and clear scale, which allows you to adjust the drilling depth and makes drilling easier and more efficient. The design of the center positioning tip makes the drill bit sharper and improves the cutting speed. 2.[Durable Material] Hinge jig kit is made of high-quality carbide and carbon steel, precision manufacturing, accurate positioning, easy operation. It is strong and durable, rust and wear resistant, and has long service life. 3.[Precise & Fast Drilling] This is a set of accurate and convenient hinge hole puncher locator. It can accurately fix and drill holes, which makes the drilling work easier. It allows you to drill holes for hidden cabinet door hinges. 4.[Wide Application] This hinge hole puncher locator is suitable for hinge opening installation, door hinge punching positioning, woodworking hole opening auxiliary tool. Perfect for furniture factory, professionals and woodworking enthusiasts. 5.[Package Content] The package includes 1x 35mm hinge locator, 1x adjustable drill bit and 1x hexagon wrench. The hinge drilling jig is a DIY woodworking tool, easy to use, suitable for your own home operation, does not need professionals. The best woodworking hole opening auxiliary tool.