Diamond Hole Saw Drill Core Bit Tile Glass Ceramic Porcelain Stone Marble 6-100

10-25mm Hex Shank Flute Auger Drill Bit Cutter Core Drill Bit Wood Drilling Bit. 31PCS Screwdriver Bit Set Drill Driver Hex Shank Magnetic Extension Bits Holder. Ideal application -this diamond coated core drill bit removes a complete circle from glass, marble, tiles, granite, ceramic or other.

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