Self Centering Hinge Boring Carbon Steel Woodworking Hole Opener Boring Drill Bit Woodworking

Label:Yes Length: 85 mm/3.34 in Package Included:5 Pieces Multi-tooth Drill Bit Material: Carbon Steel Shank: 8 mm/0.31 in Round Shank Size: 15 mm, 20 mm, 25 mm, 30 mm, 35 mm, 54 mm/(0.59 in, 0.79 in, 0.98 in, 1.18 in, 1.38 in, 2.13 in)

Features: 1. The use of advanced technology manufacturing, high-quality materials, long service time. 2. Drill holes neat, smooth, no broken edge, will not produce tremor phenomenon. Incision resistance is small, improve the drilling speed, chip removal easily. 3. Can be used for a variety of wood, wood products, plastics, plywood and other materials openings. 4. Easy to install, easy to use, only need to be installed in the hand drill can be used. Work noise is small.