Specification Brand : Weiler BulletPoint1 : QUALITY: High density metal hub construction. Featuring Weiler's solid ring construction, these radial brushes are available in heat-treated steel, type 302 stainless steel and brass wire for use in a wide variety of applications BulletPoint2 : COST-EFFECTIVE: Designed and manufactured to be the most cost-effective tool for applications requiring a 3" or 4" radial brush BulletPoint3 : APPLICATION: Ideal for use on straight grinders and stationary machines such as bench or pedestal grinders and buffing lathes BulletPoint4 : SPECIFICATIONS: Burr-Rx 4" Narrow Face Wheel, .055/80Cg Crimped Fill, 1/2"-3/8" Arbor Hole, 7/16" Thickness Through Arbor, Max RPM 6,000 BulletPoint5 : Country of Origin: United States of America CompatibleMaterial1 : Metal CompatibleMaterial2 : Stainless Steel CompatibleMaterial3 : Alloy Steel ExternallyAssignedProductIdentifier : 30012382311057 IncludedComponents : Narrow Face Wheel ItemName : Weiler 31105 Burr-Rx 4" Narrow Face Wheel, 055/80CG Crimped Fill, 1/2"-3/8" Arbor Hole, Made in The USA (Pack of 2) ItemPackageDimensions_Height : 1.5 inches ItemPackageDimensions_Length : 4.375 inches ItemPackageDimensions_Width : 4.375 inches ItemPackageQuantity : 1 ItemTypeKeyword : abrasive-wheel-brushes Manufacturer : Weiler Material : Metal ModelName : 31105 ModelNumber : 31105 NumberOfItems : 2 NumberOfPieces : 2 PackageLevel : unit PartNumber : 31105 ProductSiteLaunchDate : 2020-04-01T16:42:28.022Z Size : .055 Filament Dia Style : 80 Grit SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 2