Specification Brand : Osborn BulletPoint1 : Fill Material Stainless Steel BulletPoint2 : NonPiloted BulletPoint3 : NonFlared BulletPoint4 : Maximum RPM 20000 BulletPoint5 : Encapsulated No CompatibleMaterial : Plastic,steel CompatibleMaterial1 : Aluminum CompatibleMaterial2 : Stainless Steel CompatibleMaterial3 : Alloy Steel CompatibleMaterial4 : Alloy Steel ExternallyAssignedProductIdentifier1 : 0707326003318 ExternallyAssignedProductIdentifier2 : 707326003318 ItemName : Osborn - Knotted Wire, End Brush - 1/4" Pilot Diam, 20,000 Max RPM (7 Pack) ItemPackageQuantity : 7 ItemTypeKeyword : wire-brushes Manufacturer : Osborn Material : Alloy Steel NumberOfItems : 7 NumberOfPieces : 12 PartNumber : 53495495 ProductDescription : Stainless steel is highly corrosion resistant and can be used in high humidity or wet conditions. It has a higher heat tolerance than steel, allowing use at temperatures up to 600 F on aluminum and stainless steel. ProductSiteLaunchDate : 2020-01-03T04:10:29.434Z UnitCount : 1