6 pcs 6mm ( 1/4" inch ) Diamond coated core drill drills bit hole saw tile

6Pcs 6mm 1/4" Diamond Holesaw Drill Bit For Tile Ceramic Glass Porcelain Marble. --Diamond hole saw tile ceramic glass porcelain marble drill. --Ideal for drilling ceramic tiles, glass, marble, slate and porcelain tiles up to hardness grade 5.

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