Sourcingmap 120mm Diamond Coated Glass Hole Saw Drill Bits for Ceramic Tile Marble Rock Porcelain Bottles Pots Brick

Description:Cutting tip with AAA Grade diamond particles coated offers sharp cutting, the efficiency of cutting will be improved greatly.Nickel plated. make it more durable than the general hole saw,segmented design works better and lasts longer.Specifically for glass openings.excellent results in and tile.Cut holes smoothly, tidily, with out broken edges and vibration phenomenon.Small incision re...