6 pcs Set Dia 6/8MM Dry Drill Core Bit Spiral Groove Hex Shank Brazed Drill Bit Hole Saw Ceramic Tile Granite Marble Hole

6 pcs Set Dia 6/8MM Dry Drill Core Bit Spiral Groove Hex Shank Brazed Drill Bit Hole Saw Ceramic Tile Granite Marble Hole

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