25mm Dry Diamond Drilling Core Finger Bit Hole Saw Milling Ceramic Tile Marble

Item: Diamond Drilling Crowns Milling Finger Bits Core Drill Bits. ·Milling Part: Length 30mm,Grit#70/80. Special design:Multiple functions such as drilling,enlarging hole,milling edge;. Used for processing ceramic tile, porcelain tile, marble, granite and other materials;.

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