Specification Brand : JSP BulletPoint1 : Highest quality, made in Germany by EVE BulletPoint2 : Pack of 100 BulletPoint3 : Perfect , predicable finish ConstructionType : Coated ItemName : JSP EVEFLEX Twist® Discs 17mm COARSE unmounted 100 Pieces ItemTypeKeyword : professional-dental-cutting-and-grinding-discs Manufacturer : EVE, GERMANY MaximumRotationalSpeed : 12000 rpm ModelName : Silicon jewelry polisher ModelNumber : 4617 NumberOfItems : 100 PartNumber : 4617 ProductDescription : Sold in Packs of 100. These unique flexible, bristle polishing discs by EVE allow you to polish and clean difficult to reach, intricate and detailed areas on all metals such as small jewelry parts, engineering threads and bores. Great for use by jewelers, silversmiths, precision engineers and craftspeople, and the coarser grades for wood carvers to remove wood fibers.no need to add compound, so no mess, and no chemicals! Use at a recommended speed of about 8,000-12,000RPM. Do not exceed 15,000RPM. ProductSiteLaunchDate : 2022-10-13T02:00:16.675Z UnspscCode : 31191600