EXTRA COARSE Silicone 3/32″ (2.35 mm) shank
- 3/32″ (2.35 mm) shank Mounted Points in nine different shapes
- 5,000 –12,000 RPM Max Speed
- 4mm x 12mm long
Extra Coarse, Extra long-lasting polishing points have silicon carbide, silicon dioxide, and aluminum oxide abrasive compound in a silicone binder. They leave a smooth finish on precious metals, stone, and ceramics.