Specification Brand : Mercer Industries BulletPoint1 : 1- 2-3/4" diameter Knot Cup Brush with a 5/8"-11 arbor and arbor adapters for M10x 1.25 and M10 x 1.5 BulletPoint2 : Use on an Angle Grinder. Max RPMs 14,000 BulletPoint3 : Knot wire is good for aggressive brushing for tough jobs like rust and scale removal. Cup brushes are good for flap surfaces because they cover more area. BulletPoint4 : Made with .020 Carbon Steel wire - the most common type of wire BulletPoint5 : Not recommended for stainless steel Color : .020 Carbon Steel (With Metric Adapters) CompatibleMaterial : Stainless Steel,automotive,industrial,steel CompatibleMaterial1 : Metal CompatibleMaterial2 : Stainless Steel CompatibleMaterial3 : Alloy Steel CompatibleMaterial4 : Alloy Steel ExternallyAssignedProductIdentifier1 : 765301400255 ExternallyAssignedProductIdentifier2 : 0765301400255 ExternallyAssignedProductIdentifier3 : 00765301400255 IncludedComponents : Knot Cup Brush 2-3/4-Inch x ( 5/8-Inch-11, M10 x 1.25, M10 x 1.5) ItemName : Mercer Industries 189010 - 2-3/4" x 5/8"-11 Knot Cup Brush, .020 Carbon Steel Wire (with metric adapters) ItemPackageDimensions_Height : 17.8 centimeters ItemPackageDimensions_Length : 5.4 centimeters ItemPackageDimensions_Width : 11 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : abrasive-cup-brushes Manufacturer : Mercer Tool Corp. - Tools Material : Carbon Steel ModelName : Mercer Industries 189010 - 2-3/4" x 5/8"-11 Knot Cup Brush, .020 Carbon Steel Wire (with metric adapters) ModelNumber : 189010 NumberOfItems : 1 NumberOfPieces : 1 PackageLevel : unit PartNumber : 189010 ProductDescription : Hegebeck Brass Bristle Wire End Brush Pen Shape Specifications: Color: Brass Tone Wheel Material: Copper Plated Steel Wire Backing Material: Nickel Plated Carbon Steel Dimensions: Diameter is 25mm/0.98inches; Round shank diameters is 6mm/0.24inches; Wire diameter is 0.3mm/0.012inches Description: 1.Ideal shape for hard-to-reach areas brushing, as rust, scale and paint. 2. No rust, durable, long service life. 3. Pen Wire brush are applied to different angles of wood, metal materials, polishing and grinding all kinds of rough surface; Suitable for multiple places, such as in your car, garage, office and kitchen. Package Content: 6 pcs 6 x 25mm Steel Brush Wire