Set punte da trapano a dito smusso diamantato ceramica granito marmo foro seghetto 20-50 mm

6-100mm Diamond Dry Drilling Core Bits 5/8-11 Hole Saw for Tile Ceramic Granite. Quantity: 6pcs/box（20/25/35/50mm Drill Bits+2 0mm Finger Bits+50mm Chamfer Bits ）. 2pcs 35mm Welded Diamond Drilling Core Bits Hole Saw for Marble Granite 5/8-11.

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