15-35mm 5PCS/Set Hex Shank Forstner Carbon Steel Boring Drill Bits Woodworking Self Centering Hole Saw

SIZE:15mm,20mm,25mm,30mm,35mm. ​ ​Material:Carbon Steel ​ ​Shank:6.35mm Hex Shank ​ ​Length:94mm ​ ​Features: ​ ​The use of advanced technology manufacturing, high-quality materials, long service time. ​ ​Drill holes neat, smooth, no broken edge, will not produce tremor phenomenon. ​ ​Incision resistance is small, improve the drilling speed, chip removal easily. ​ ​Can be used for a variety of wood, wood products, plastics, plywood and other materials openings. ​ ​Easy to install, easy to use, only need to be installed in the ordinary hand drill can be used. ​ ​Work noise is small.