【Precise Drilling】: The 35mm hinge drill guide uses three bearing drill sleeves, with upper, middle and lower bearing drill sleeves. The total height of the drill guides reaches 2cm, the drill vibrates less and the drilling is more precise. 【Double Clamp Design】: The drilling jig uses a double clamp design, one-button pressing, the clamp is more secure. The rubber print head does not damage the painted surface. The clampable plate thickness is 15-25 mm and the opening depth is 10-15 mm. 【Hole edge adjustment function】: The hole edge of the hole puncher can be adjusted, and the adjustment range is 3-7 mm. The adjustment plate is made of stainless steel, and the positioning scale is marked for reference. It can be adjusted by loosening the screw and is easy to use. 【Edge banding groove design】: Thanks to The concave design of the concealed hinge template guide, the depth of the edge banding groove is 2 mm. Holes can also be drilled with our hole saws after the edges of the door panels