Mgtgbao Black 35mm Diamond Beveling Chamfer Bit, Countersink Drill Bit for 0 to 1-3/8 (35mm) Hole Enlarging Trimming in Porcelain, Ceramic Tiles 5/8"-11 Thread for Angle Grinders & 3/8” Hex Shank Adapter for Drills - Mg227

• 【Size】 5/8-11 inch Thread, Chamfer Angle:Top Angle 60 degree,Chamfer Diameter: 1-3/8" (35mm),Total length: 45mm,Working Depth:35mm, Grit: #70/80. And package also includes a 3/8” Hex Shank Adapter for most electric drills 【High Quality Diamond Material】This chamfer bit is made of premium diamond and durable metal.High hardness and strength. It uses these high quality raw materials to ensure more effective cleaning and trimming. Bring a smooth,beautiful hole finish. 【Function】Designed to enlarge/trim/shape/round round holes, bevel existing holes.It is a versatile milling bits designed to enlarge, shape and/or round bevel existing holes in Porcelain, Hard Ceramic, Granite and Marble. Also easily create round shape indentation to accommodate pipes or electric wire line. 【Create Different Holes Sizes】This is a cost-saving tool because you can create many different hole sizes without buying several different core bits. With this tool, just one standard core bit can help you create many holes of different sizes 0~ 1-3/8 inch. 【Attention】 The diamond beveling chamfer bit can NOT BE USED TO DRILL HOLES, but to enlarge, shape and trim the EXISTING HOLES. It fits on 5/8-11 inch threads angle grinder and can be used with water or not, very easy to operate.