3'' 4'' M10 M14 Rubber Sanding & Grinding Discs Backing Handle Backing Polishing Pads Backer Hook And LoopOOTDTYOnscribe:Features:100% brand new and high quality. Made of rubber with brass nut, hook and loop, convenient to use. Used with sandpaper or other abrasive tools that may be included with. It is flexible and can polish either a contoured surface like Ogee, a full bull nose, a half bull nose, a bevel, a demi, or a flat surface. Specifications:Product: Rubber Pad Bottom.Material: Rubber, Coking and Brass. Color: Black.Diameter: 80mm and 100mm optional. Nut: M10 and M14 optionalQuantity: 1 piece. Note: Transition: 1cm=10mm=0.39 inch. Please allow 0-5mm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. If you really care about these details, pls don't order. Package Included: 1 x Rubber Bottom PadNo Retail Package