10pcs/box Diamond Drilling Core Bits Cone Milling Porcelain Marble Tile Hole Saw

Chamfer Bit: For chamfering, widening, grinding and polishing exit holes. 35mm Diamond Bevelling Chamfer Bits Milling Cone Bit Enlarging Holes Tile M14.

35mm Diamond Milling Bits Bevelling Chamfer Bit Enlarging Hole Saw Porcelain M14.

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