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Vacuum Beazed Stone Porcelain Granite Tile Marble Dry Wet Cut Core Bit Diamond Hole Saw Masonry Opener

Vacuum Beazed Stone Porcelain Granite Tile Marble Dry Wet Cut Core Bit Diamond Hole Saw Masonry Opener
1.These diamond drill bits are made of industrial grade carbon steel, and the top thickened diamond coating provides...

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