Specification Brand : Generic BulletPoint1 : 3 inch ROLL LOCKS HOLDER / MANDREL with 4-1/2" Electric Grinder ADAPTER BulletPoint2 : 3pc Set. Two 3 inch Holders 1 Adapter 5/8 x 11 TPI to 1/4 x 20 TPI BulletPoint3 : M6 Thread BulletPoint4 : Max RPM: 15,000 BulletPoint5 : For use with stick on sandpaper Color : 120 Grit CompatibleDevices : disc sander,orbital ConstructionType : Coated ExternallyAssignedProductIdentifier : 5056133387636 ExternallyAssignedProductIdentifier1 : 0697273854296 ExternallyAssignedProductIdentifier2 : 0636655895083 ExternallyAssignedProductIdentifier3 : 697273854296 ExternallyAssignedProductIdentifier4 : 636655895083 IncludedComponents : 3" x 4" Sanding Pad, (4) Replacement mounting screws ItemName : 3" ROLL Lock Holders w 4-1/2" Electric Grinder Adapter Made in USA Mandrel ItemPackageDimensions_Height : 0.75 inches ItemPackageDimensions_Length : 5 inches ItemPackageDimensions_Width : 4 inches ItemPackageQuantity : 1 ItemTypeKeyword : sanding-disc-backing-pads Manufacturer : generic Material : Metal,Rubber MaximumRotationalSpeed : 15000 rpm ModelNumber : AT055 NumberOfItems : 3 PartNumber : 5449x2p5448 PowerSourceType : Air-Powered ProductDescription : 3pc. 3 inch ROLL LOCKS HOLDER / MANDREL with 4-1/2" Electric Grinder ADAPTER The price is for 2 Holders and 1 Adapter. All are MADE IN USA ADAPTER is 5/8 x 11 Thread. The Male end (1/4 x 20 TPI) fits the 3" Holder. The 5/8" x 11 Female end will fit most 4-1/2" Electric Grinders, and many other tools that have a 5/8" x 11 threaded Arbor both Air and Electric. The 3 Holders Size 3 inch Max. 20,000 rpm Soft Rubber Metal Threaded Insert Includes 1/4" Shank, fits any Air or Electric Grinder, Drill, etc, that accepts a 1/4" shank. Fits all Sanding Discs with the plastic Threaded Hub. Pictured are 2" discs, but you will get 3" discs ProductSiteLaunchDate : 2018-11-19T21:13:13.069Z Size : 25 Pack SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Wood UnitCount : 1 UnspscCode : 27112700