How To Use:1. Install 35 mm gap opener. First, position the depth locating ring beneath the opening opener with an open-ended wrench, and alter the drilling depth to 12-13 mm normally, then lock the limit ring with a hexagon wrench.2. Adjust the fixed size of the black strain block of the quick clamp (Note: the tool can adjust the dimensions of the fixed plate to 15-25 mm).3. Move the punching mechanical device to the placement the place the outlet is scripped at the board, and lock the quick clamp.4. The electric drill must tighten the opening opener handle and press down frivolously to a intensity of 12-13 mm, then drill 2 mm screw holes on the left and correct sides.5. 35 mm hole to the edge of the distance of 5mm, for most standard hinges.Detailed description:Specifications:Product Name: 35 mm Hinge Jig Drill GuideMaterial: Aluminum AlloyColor: Black+RedSize: as shownParts List:1 x 35mm Hole Opener (With Limit Ring) 1 x Hinge Drilling Locator 1 x 2mm Drill Bit 1 x Allen Wrench 2 x WrenchNote: 1. Hinges will not be included. 2. There could also be slight variations between the picture and the actual colour of the commodity. We will attempt our greatest to show you the precise color.3. Please allow slight measurement distinction because of manual measurement.