Feature●The 1/4" diamond drill bits are part of the Quick Change universal hole saw system, which lets you change hole saws in seconds.●4 Inch Diamond Hole Saw with a Removable Center Guide Bit--No Special Guiding Tools Needed●Slot in hole saw provides easy plug removal.DaduoRis new diamond grit hole saws start fast and simple, every time.●Drill Through Thick Countertops, Marble, Granite, Ceramics & Porcelain Tiles, Glass and Light Stones●Must use with water.Recommended used at a low speed and low pressure.For cool cutting lubricate with water for extended life.Description
4 Inch Diamond Hole Saw with Pilot Bit *1pc (3 side shank 3/8"); 1/4 inch Tile Drill Bit *2pcs (1/4" hex shank)