Check the listing for details. 2pcs 4" Hook Loop Backing Pad Sander Polisher Sanding Pad M10 Drill Adapter. Condition: New. Listed at 16.21 USD. Description :1.The hook and loop backing pad will makes the changing between the synthetic wool pad and the sanding disc very easy and simple2.The polishing sanding pad is used with orbital sander.The front side can be equipped , while the back side can be bonded with flocking sandpaper, water grinding sheet, wool polishing sanding disc and sponge polishing wheel3.The hook and loop backing pads is used with bench mill (not need drill adapter) and electric drill(need drill adapter)4. to use for polishing furniture, wood, plastic, metal surfaces, and automotive car surfaces Specification :Pad Total Size : 100 x 29mm/4 x 1.14-inch(D*L)Adapter Total Size : 19 x 45mm/0.75 x 1.77-inch(D*L)Thread Size : M10 x 13mmShaft Size : 8 x 27mm/0.31 x 1.