Smedent Diamond dental burrs are appreciated by all customers because of its super quality. Each Smedent diamond bur are lathed step by step,Website:http://www.smedentalbur.com, not like most other manufacturer ,burs are grinded by grinding machine. And we choose the selected nature diamond grain. Use special coating technique multi-coating the burs. And ensure our Smedent diamond burr well-centered, sharp, not easy to break and last long. Smedent diamond burs HP are made in accordance with ISO Specifications for both the stainless Steel shank and Diamond coating HP diameter 2.35mm. We can provide you OEM based .Any size you can’t find in our site. Pls contact us so that we can produce it for you once you provide its ISO numbers.