Specification Brand : Osborn BulletPoint1 : Fill Material Steel BulletPoint2 : With Pilot BulletPoint3 : NonFlared BulletPoint4 : Maximum RPM 25000 BulletPoint5 : Shank Diameter (Inch) 1/4 CompatibleMaterial1 : Wood CompatibleMaterial2 : Aluminum CompatibleMaterial3 : Alloy Steel ExternallyAssignedProductIdentifier1 : 0707326002182 ExternallyAssignedProductIdentifier2 : 707326002182 ItemName : Osborn - 1/2" Diam Pilot Bonding End Brush - 1/4" Shank Diam, 1/4" Pilot Diam, 25,000 Max RPM (2 Pack) ItemPackageQuantity : 2 ItemTypeKeyword : abrasive-cup-brushes Manufacturer : Osborn Material : Brass NumberOfItems : 2 NumberOfPieces : 2 PartNumber : 00126730 ProductDescription : Steel is the most common filament/wire 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 : 2020-01-03T04:10:33.112Z UnitCount : 1