- Shank Ra osteotom. - To reduce or smooth bone and to separate roots of teeth. Advantages: - The special shape and the diamond coating ensure a smooth adaptation to the bone tissue, a lower generation of heat, as well as a good evacuation of the bone and dental tissue. - Adequate refrigeration should always be ensured. - Grain size: green / coarse = 151 μm – ISO 534. - Length: 12 mm. - Size: 018 - ø18 (1/10mm). **For further product information , please contact Chat Support**