Tougher than aluminum oxide bits, Dremel's silicone carbide grinding stones are designed for use on hard materials such as glass, ceramics, stone, porcelain and non-ferrous metals. Ideal for sharpening, deburring and for general purpose grinding and for projects like removing stilt marks, clearing excess glaze on ceramics, and glass engraving. The 9/32 In. (7.1 mm) flame shape of the grinding stone can be used on conic and flat surfaces.
- Ideal for sharpening, deburring and general purpose grinding on harder materials
- Designed to work well on stone, glass, ceramic, porcelain, gemstones and non-ferrous metals
- Specially designed for working with conic and flat surfaces
- Great for grinding and etching
Technical specifications
83142 Bit Diameter Inch 9/32"/7.1 mm
83322 Bit Diameter Inch 9/64"/3.55 mm
84922 Bit Diameter Inch 3/16"/4.8 mm
85422 Bit Diameter Inch 25/32"/19.8 mm
85602, 85622 Bit Diameter Inch 1/2"/12.7 mm
RPM 35000.0
Recommended Speeds
Soft Stone/Shell (20,000-25,000 RPM)
Glass (20,000-30,000 RPM)
Tile (20,000-30,000 RPM)
Masonry (20,000-25,000 RPM)
Shank Diameter in 0.125
