KATUR 30mm Dia Diamond Hole Saw Drill Bit Slate Porcelain Marble Hollow Core Drill Bit for Glass Ceramic Porcelain Tile Marble Granite 30mm Diameter

Features: Stable and no tremor phenomenon, chip easily Mainly used for drilling Porcelain Tile, Ceramic Tile, Marble, Granite ,Rebar Concrete and other hard material. Suitable for drilling the faucet mounting holes in stone counter tops, or plumbing lines in showers and vanities. Specifications: Name:Diamond Hole Saw Drill Bit Balance: +/- .003"tolerance Material: high carbon steel Color: Gold Size:30mm dia. Package includes: 1xDiamond Hole Saw Drill Bit Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you. Keep water or lubrication to cool the tool will prolong the its using life.