Specification Brand : Made in USA BulletPoint1 : Brush Diameter (Inch) 1/4 BulletPoint2 : Fill Material Steel BulletPoint3 : Filament/Wire Diameter (Decimal Inch) 0.0050 BulletPoint4 : Double Spiral BulletPoint5 : Helical CompatibleMaterial1 : Aluminum CompatibleMaterial2 : Alloy Steel CompatibleMaterial3 : Wood ExternallyAssignedProductIdentifier1 : 0707326024665 ExternallyAssignedProductIdentifier2 : 707326024665 ItemName : Made in USA - 1/4" Brush Diam, 1-1/2" Brush Length, 4" OAL, Double Spiral Tube Brush - 0.005" Filament Diam, Steel Filament, Helical Brush, 0.091 Shank (4 Pack) ItemPackageQuantity : 4 ItemTypeKeyword : abrasive-cup-brushes Manufacturer : Made in USA Material : Nylon NumberOfItems : 4 PartNumber : 03715125 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 : 2020-01-03T04:10:25.171Z