20mm Diamond Drilling Core Bit Enlarging Holes for Ceramic Granite M14 Grinder

Dry Diamond Drilling Core Bits 6mm-75mm Hole Saw Cutter for Ceramic Tile M14. 6mm Diamond Drilling Core Bit Hole Saw Cutter Tile Granite Marble Grinder M14. Connection: M14 Thread. 4.5"/115mm Diamond Cutting Grinding Disc Granite Marble Grinder Saw Blade Wheel.

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