Diamond Core Drill Bit Set Chamfer Bit Hole Saw 10pcs/box Tile Ceramci Granite. 5pcs 6mm Diamond Core Drilling Bit Cut Porcelain Tile Marble Hole Saw M14 Cutter. Item: SHDIA TOOL V acuum Brazed Diamond Chamfer Milling Bits Enlarge Shape Bevel Existing Holes Tile Porcelain Ceramic Milling Crowns.
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