apex ecomm 12mm Serrated Hollow Core Diamond Drill Bits Hole Saw for Glass Tile Stone Masonry Bits(Pack of 1)
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Specifications:Drilling Diameter: 12mm / 0.47"Drilling Depth: 27mm / 1.06"Round Shank Diameter: 8mm / 0.31"Total Length: 46mm / 1.81"Material: Diamond, 45# Carbon SteelFinish: Nickel PlatedHead Style: SerratedPackage Content: 1pcs x Diamond Drill BitsHigh performance in cutting glass, slate, tile, porcelain etc.Tiny diamond particles coated tip offers sharp cutting.packing :1 pack of 1pc