Diamond Finger Milling Bit - 1-3/8''(35mm) Core Drill Bit for Enlarging Grinding and Shaping Existing Holes in Tile Porcelain Ceramic Marble Granite Countertop 5/8''-11 Thread
【Application】Desinged to enlarge, shape and grind existing holes in Tile Porcelain Ceramic Marble Granite Masonry Stone
【High Performance】High-quality Diamond Grain and Vacuum Brazed Technology provides much longer working life, high efficiency, durable and sturdy
【Save Money】With just one standard diamond core drill bits and a finger milling bit you are able to create many different hole sizes, without needing to buy several different core bits
【Attention】Diamond Finger Milling Bit can not be used to drill holes, but to shape, enlarge and grind existing holes. It fits on 5/8"-11 Thread Angle Grinder. Dry or Wet use. Very easy to operate. Recommended speed 6000RPM, maximum speed 11000RPM. If you want to use electric drill or other machine, you can use SDS or other Adapter