Diamond Drill Bits Hole Saw Cutter for Tile Porcelain Granite Marble M14 Thread

6mm-125mm Diamond Drilling Core Bits Porcelain Tile Masonry Hole Saw Cutter M14. 6mm-50mm Diamond Drilling Bits Core Bit Hole Saw Cutter Cut Porcelain Tile M14. Application: Dry/wet drilling for porcelain tile,granite,marble,stone,Masonry,brick.

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