Meccion Diamond Hole Saw 32mm with Pilot Guide Bit, Professionals Brazed Diamond Drill Bit Hole Cutter for Tile, Porcelain, Glass, Ceramic, Marble

Diamond Tile Hole Cutter: Dense and uniform diamond grit with vacuum brazed technology to provided a superior performance and longer service life.
Cut a Precise Hole: With pilot guide drill bit design, Avoids the hassle of slipping on tiles surface and makes drilling holes easy and precise.
Fast and Efficiently: Thicken and uniform diamond coated for fast and effortless cutting. Large clearance hole on lateral side allow for water to keep cooling and remove chips easy.
Instructions for Use: Keep drilling vertically and use water to keep hole swas cooling, if the positioning guide bit loose, you can use a allen wrench to loosen the screw in shank, adjust the guide bit and tighten the screw to drilling. Recommended speed about 500-800 RPM.
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