Feature:1. EXCELLENT ALUMINUM ALLOY MATERIAL: 35mm hinge jig is made of excellent solid aluminum alloy. With accurate manufacturing, accurate positioning, incisive drill, wear resistant, erosion resistant and rust prevention and other features, a hinge fixture can be used for many years2. ADJUSTABLE DEPTH: This hinge hole drilling jig has multiple position limits that allow you to have 3mm, 4mm, 5mm, or 6mm limits set by using two thumb screws. And this hinge jig does allow for more adjustments on how deep you need the hinge cup. The maximum depth is 15mm3. 66MM END STOP THUMBSCREW DESIGN: This hinge jig positioner has an end stop thumbscrew that is set to 66mm from the center of the hinge hole you drill4. APPLICABLE BOARDS: Press the handle down, the clamping is fast and stable, and the clamping thickness of the cabinet jig is 1225mm, useful and practical5. PACKAGE LIST: Hinge jig kit contain 1 accurate positioner body, 1 drilling guide locator, 1 35mm hinge drill, 1 2mm drill bit, 1 depth poositioning ringSpecification:Item Type: Hinge Hole OpenerMaterial: Aluminum AlloySize: Approx. 35mm / 1.38inScale of Dial: 3mm, 4mm, 5mm, 6mmDrilling Depth: Approx. 12-13mmThickness Range: 15mm to 25mmUsage: Widely used for hinge installation, door hinge drilling position, woodworking hole auxiliary tool.Package List:1 x Accurate Locator Body1 x Drilling Guide Locator1 x 35mm Hinge Drill1 x 2mm Drill Bit1 x Depth Locator Ring2 x Hex Key1 x Storage Box