Specification Brand : Mercer Industries BulletPoint1 : 20 pieces of a 2" Crimped Cup Brush with a 1/4" Hex Shank. Made with .014 Carbon Steel Wire. BulletPoint2 : Use on a drill or die grinder. Max RPMs 13,000. BulletPoint3 : Cup Brushes work better than wire wheels on flat surfaces because they cover more area. BulletPoint4 : Crimped wire is good for fine finishes. BulletPoint5 : Carbon steel wire is the most common and good for general purpose applications - not recommended for Stainless Steel. Color : .014 Carbon Steel CompatibleMaterial : Metal ExternallyAssignedProductIdentifier : 10765301400580 IncludedComponents : Mercer 193020B Crimped Cup Brush ItemName : Mercer Industries 193020B - 2" x 1/4" Shank Crimped Cup Brushes, .014 Carbon Steel Wire (20 pack) ItemPackageDimensions_Height : 21 centimeters ItemPackageDimensions_Length : 8.6 centimeters ItemPackageDimensions_Width : 17.6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : abrasive-cup-brushes Manufacturer : Mercer Industries Material : Carbon Steel ModelName : Mercer Industries 193020B - 2" x 1/4" Shank Crimped Cup Brushes, .014 Carbon Steel Wire (20 pack) ModelNumber : 193020B NumberOfItems : 1 NumberOfPieces : 20 PackageLevel : unit PartNumber : 193020B ProductSiteLaunchDate : 2016-11-21T18:26:43.708Z Size : 2" x 1/4" Hex Shank Style : Crimped Cup Brushes SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1