Specification Brand : M & J Tooling LLC BulletPoint1 : 【Material】The backing pad is made of rubber, sturdy, wear resistance and durable. BulletPoint2 : 【Easy to Install】The backing pad has nut, can be inserted directly, it's very easy to install. BulletPoint3 : 【Practical】Widely used with backing discs, polishing the surface of wood, metal, paint and so on. BulletPoint4 : 【Application】Fits most angle grinders, sanders and polishers. BulletPoint5 : 【Package】The package includes 1 pcs rubber backing pad, the size is 4 in/100mm, can meet your basic working needs. Color : Black CompatibleDevices : Angle Grinder ConstructionType : Coated IndustryStandardIdentifier : Backing Pad ItemName : 25pcs New CUMI VR589 Zirconia Resin Fiber DISC 36 GRIT 4 1/2 O.D. X 7/8 Hole - MS7018CMI ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 12 centimeters ItemPackageDimensions_Width : 11 centimeters ItemPackageQuantity : 1 ItemShape : Circular ItemTypeKeyword : fiber-backed-abrasive-discs Manufacturer : M & J Tooling LLC Material : Ceramic ModelName : Backing Pad ModelNumber : HA8680-YYN NumberOfItems : 1 PartNumber : MS7018CMI ProductDescription : YOU ARE PURCHASING THE PICTUREDITEMS.