Specification Brand : BPJOWVIL BulletPoint1 : Universal standard backing pad size 5/16”-24 with 24 female metal threads is durable and fits most air sanders in woodworking, garages, auto body, furniture, metal products or sanding, grinding, polishing and waxing . BulletPoint2 : Fast and durable oscillating speed operates at 12,000 RPM withstanding high frequency to achieve a consistent, smooth finish. BulletPoint3 : Hook and loop face design with hook and loop function provides easy closure for removing disc without wearing out overall strength.It is versatile enough to work on most all pad materials with hook-and-loop backing system: foam, wool, paper, microfiber and more. BulletPoint4 : High quality polyurethane material construction used for variety of applications tailored to be either rigid or flexible but never stiff. BulletPoint5 : Reinforced Inner Construction: utilize steel struts molded into center hub to withstand high frequency while achieving a consistent, smooth finish. ConstructionType : Coated CustomerPackageType : Standard Packaging ItemName : 5" Backing Pad Hook and Loop Backing Plate 5/16"-24 Thread DA Air Random Orbital Sander/Polisher Backing Pad for Sanding Finishing Polishing Buffing ItemPackageDimensions_Height : 13.7 centimeters ItemPackageDimensions_Length : 2.5 centimeters ItemPackageDimensions_Width : 12.4 centimeters ItemTypeKeyword : hook-and-loop-discs Manufacturer : HUAXIU Material : Polypropylene MaximumRotationalSpeed : 12000 rpm ModelNumber : 1101-N5 NumberOfItems : 1 PartNumber : HX-1101 ProductDescription : Product Features: Hook and Loop backing pad is made of a medium density polyurethane and designed with a thin gradual tapered edge, allowing flat or contour sanding/polishing without gouging, due to its high performance: flexible, durable, heat-resistant and well-balanced. DA sander pad can stand up to a maximum operating speed of 12,000 RPM. Utilize steel struts molded into center hub to keep pad stable while achieving a consistent, smooth finish. DA sander pad is great for general-purpose sanding and polishing. Material: Polyurethane Diameter: 5-Inch Size: 5/16 inch-24 Threads Maximum RPM: 12,000 Attachment System: Hook and Loop Thickness: 3/8 (10 mm) Quantity: 1PCS