1.3 inch back holders are designed to fit diamond polishing pads, Max RPM 15000.2.Sanding Pads could be attached to any polishing pads easily and allows for a fast switching between different grit size.3.Connect a back holder to the polisher, and attach a polishing pad to the back holder.4.Using a thicker J-Hook design made from a more heat resistant material, and implementing a stronger adhesive.5.Please use with power tools with M6 x 1.0 thread spindle. (thread spindle is not included here) Specifications:Product Name: Sanding PadMaterial: Plastic, SpongeDiameter: 75mm / 3-inchThread Size: M6 x 1.0; Max RPM: 15000Package Content: 1 x Sanding PadsWeight: 26g;Color: Black, Yellow.
eBay