Begin using the drill at a very slow speed and increase, finding your own way and preferred speed. Do not exceed 25,000 RPM.

Green silicon carbide Stone Burrs are mounted onto a 2.35mm shank (3/32"), 120 grit.

These are a must to own alongside your other glass engraving tools. Green silicon carbide is perfect for blocking in, shading and perfecting. It is also a great addition to your jewellery making tools set and can be used on metal, stone and ceramics and are ideal for shaping cabochons, bezels and grinding, smoothing and shaping gemstones and precious metals. Also for use in wood carving to achieve a fine texture.

• Sandblasting effect in glass engraving
• Grinding and shaping precious metals
• Smoothing and shaping gemstone cabochons
• Smoothing and grinding ceramic work
• Sanding away solder
• Creating texture in wood carving

If using green silicon carbide for glass engraving, follow up by pre-polishing with a White Arkansas Stone Burr

Helpful Note: These can be used instead of diamond ball burrs for bulk removal of material and engraving

“Best green stones that I can get. Hard and long wearing. Finally found a stone that works for me without disintegrating” - Margot May Designs

"The green stone cuts very smoothly. I used it to obliterate some marks made with a ball diamond. It did this with the greatest of ease making it an excellent stone for modelling" - R.Page. Guild of Glass Engravers