DescriptionCommodity Quality Certification : ceThis product may be intended for use by a health care professional use only. The seller may ask you to evidence you are a qualified health care professional entitled to buy and use such products in your country.100% brand new and high qualityhigh quality silicone burs for dental applicationsGreat for porcelain teeth polishing, buffing and so onDo not need to use with the polishing paste, do not need to apply too much pressure, Touch intermittent natural abrasiveConducting smooth precise high-quality processingLong life - durability is increased over 10 times longer than high-speed steel cutting tools and over 200 times longer than wheelsSafe, reliable and easy to use Total processing cost could be lowered down several timesDiameter 2.35mmThe burs and the block can be cleaned sterilized by 135Centigradedisinfection & immersionOperation:1. Red ring (white ceramic grinder) = 1st step: Removing and contouring. Rec. 10,000-12,000 rpm.2. Red ring (pink silicone polisher) = 2nd step: Smoothing and pre-polishing. Rec.10, 000-12,000 rpm.3.Yellow ring (yellow diamond polisher) = 3rd step: High gloss polishing.Rec 10,000-12,000 rpm.Dental Lab SILICONE Rubber Polishing Burs 2.35mm