Premium Quality: The drill bit is made of cemented carbide alloy, which makes the cutting sharper, the blade has high precision, smooth cutting, good impact resistance. Concealed Hinge Drilling Template: Features a 'V' locator that works from a center reference line, easily locates the center points for hinges and mounting plates, the hole position is accurate. Easy to Use: Simply dip the cup hole on the cabinet door or desk with the hinge drill template, even if you are not a professional, you can easily and quickly find the drill center. Correct Size: The drill diameter is 35 mm, suitable for 35 mm concealed hinges. Package Includes: 1 x positioning device and 1 x Forstner drill bit, ideal for drilling concealed hinges and locks. Versatility: Suitable for drill press, bench drill, vertical drill, etc. All wood and wood products, plastic, plywood and other materials you need for exquisite perforation, suitable for industrial hinge installation, woodworking and maintenance, model production, etc.