Specification Brand : Weiler BulletPoint1 : QUALITY: Self-sharpening zirconia alumina (ZA) grains hold up under high temperatures and extreme pressure; Phenolic backing prevents scratching of the workpiece. BulletPoint2 : APPLICATION: Type 29 design has angled flaps that maximize surface contact for aggressive stock removal on flat surfaces; Ideal for general stock removal and weld blending. BulletPoint3 : USE ON RIGHT ANGLE GRINDERS: Fits most standard power angle grinders with 5/8"-11 UNC thread. BulletPoint4 : Professional Performance on Steel and Metal, Fast Stock Removal at a Value Price BulletPoint5 : Click on the "Visit the Weiler Store" link at the top of this page to see the full line of abrasive products from Weiler. CompatibleDevices : Angle Grinder ConstructionType : Coated ExternallyAssignedProductIdentifier1 : 012382313388 ExternallyAssignedProductIdentifier2 : 0012382313388 ExternallyAssignedProductIdentifier3 : 00012382313388 IncludedComponents : 10 Flap Discs IndustryStandardIdentifier : Type 29 ItemName : Weiler 31338 Wolverine 4" x 5/8" Arbor Hole Abrasive Flap Disc, 40 Grit Zirconia Alumina, Bevel Type 29, Phenolic Backing, Standard Density ItemPackageDimensions_Height : 0.762 centimeters ItemPackageDimensions_Length : 10.16 centimeters ItemPackageDimensions_Width : 12.192 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : abrasive-flap-discs Manufacturer : Weiler Material : phenolic MaximumRotationalSpeed : 15000 rpm ModelName : Wolverine ModelNumber : 31338 NumberOfItems : 1 PackageLevel : unit PartNumber : Weiler 31338 ProductDescription : 6" DIAMETER- 7/8" ARBOR-40 GRIT ProductSiteLaunchDate : 2010-12-10T00:00:01-00:00 Size : 40 Grit Style : Type 29 5/8" Arbor SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1