DT-DIATOOL Diamond Finger Milling Bit 4/5" (20mm) Enlarging Existing Holes of Porcelain Tile Marble Countertop Diamond Tile Bit for 5/8”-11 Angle Grinder, Pack of 2

DT-DIATOOL Diamond Finger Milling Bit 20mm Quantity: 2pcs Specification: Diameter 20mm; work length 50mm; total length 65mm; diamond grit #40/50. Applicable material: Ceramic tile, porcelain tile, marble, granite, artificial stone. Used to enlarge hole for faucet and chamfering the edges of tiles. Operation: Recommended RPM: 6000. Max RPM: 11000. Please apply gentle pressure at the beginning to avoid the finger bit jumping. Don't exert too much pressure. Don’t use impact or hammer mode.

• Application: Please don’t use it for drilling holes. Mainly used for existing holes; You can use it to enlarge, ream, clean rough holes or repair edge. Also can grind a curved chamfer on the edge of the tile. Commonly used to widen the faucet holes for the sink.
• High quality diamond: The #45/50 diamond particles cover the work surface, reducing debris and breakage for a better finish.
• Recommended materials: porcelain tile, ceramic tile, marble, artificial stone, granite, etc.
• Specification: Diameter 20mm; work length 50mm; total length 65mm; diamond grit #40/50.
• Machine: Angle grinder with 5/8" arbor. Recommended RPM: 6000. Max RPM: 11000. Notice: If you want to use it on hand drill or hammer drill, you need to buy an adapter. Don’t use hammer mode.