Specification Brand : Made in USA BulletPoint1 : Brush Diameter (Inch) 1 BulletPoint2 : Fill Material Brass BulletPoint3 : Filament/Wire Diameter (Decimal Inch) 0.0080 BulletPoint4 : Spiral Type Single Spiral BulletPoint5 : Brush Type Helical CompatibleMaterial : Wood CompatibleMaterial1 : Stainless Steel CompatibleMaterial2 : Alloy Steel ExternallyAssignedProductIdentifier1 : 0707326033186 ExternallyAssignedProductIdentifier2 : 707326033186 ItemName : Made in USA - 1" Brush Diam, 1" Brush Length, 3-1/2" OAL, Single Spiral Tube Brush - 0.008" Filament Diam, Brass Filament, Helical Brush, 0.248 Shank (30 Pack) ItemPackageQuantity : 30 ItemTypeKeyword : abrasive-cup-brushes Manufacturer : Made in USA Material : steel NumberOfItems : 30 PartNumber : 03715521 ProductDescription : Brass is softer than steel and stainless steel, and will not scratch harder surfaces. It will not generate sparks when brushing metallic surfaces and it works best on copper and brass. ProductSiteLaunchDate : 2020-01-03T04:10:33.159Z