Specification Brand : Made in USA BulletPoint1 : Brush Diameter (Inch) 1/4 BulletPoint2 : Fill Material Steel BulletPoint3 : Filament/Wire Diameter (Decimal Inch) 0.0040 BulletPoint4 : Brush Length (Inch) 1 BulletPoint5 : Spiral Type Single Spiral CompatibleMaterial : Alloy Steel CompatibleMaterial1 : Aluminum CompatibleMaterial2 : Wood CompatibleMaterial3 : Alloy Steel ExternallyAssignedProductIdentifier1 : 0707326020858 ExternallyAssignedProductIdentifier2 : 707326020858 ItemName : Made in USA - 1/4" Brush Diam, 1" Brush Length, 3-1/2" OAL, Single Spiral Tube Brush - 0.004" Filament Diam, Steel Filament, Helical Brush, 0.11 Shank (40 Pack) ItemPackageQuantity : 40 ItemTypeKeyword : abrasive-cup-brushes Manufacturer : Made in USA Material : Alloy Steel NumberOfItems : 40 NumberOfPieces : 6 PartNumber : 03715372 ProductDescription : Steel is a commonly used material due to its durability and cutting action. It is suitable for general purpose applications and can be used on iron, steel, aluminum, brass, copper and wood. ProductSiteLaunchDate : 2020-01-03T04:10:24.894Z UnitCount : 1