Description:35-70mm 3 teeth Forstner tips Woodworking tools Hole Saw Cutter Hinge Boring drill bits Round Shank Tungsten Carbide CutterThis product is mainly used for decoration, furniture, wooden box products and other wooden supplies perforation. Carbide precision casting, sharp blade, round hole, is a good helper for your home workersSpecification:Material:cemented carbideBorer Drill Diameter:35/40/45/53/60/70mmTotal length:89-93mmColor:green and silverQuantity:1PCUsage:It can be used for perforation of wood products, installation of spherical door tips, drawer tips, wooden plastic products, splint hinge installation, etc. Package Includes:1*drill bitNote:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.