This backing pad is designed for use with electric polishers, featuring a hook and loop system for easy attachment and removal of sanding discs. The black pad is engineered to provide a secure grip on sanding discs, ensuring efficient and smooth sanding or polishing. Ideal for various surfaces, it enhances the performance of your sander. Features -Color:Black -Material:Polyurethane -Size:12.30X12.30X1.00cm/4.83X4.83X0.39in -Versatile design: 8hole 4eye installation design fits various models of electric polishers, making it an ideal replacement part for old or sander trays -Durable materials: made from engineering plastic and hard rubber, the sturdy back plate is , ensuring extended use -Efficient dust extraction: additional air intake holes maximize dust extraction and help clear the work surface, extending the life of the sanding disc -Easy replacement: to replace the sander pad, simply unscrew the four screws fixed to the sander and replace with a new pad; press and twist the sandpaper firmly for optimal grip -Wide application: designed for use with sandpaper, it is primarily used for quick sanding and polishing of flat surfaces on materials such and wood Package list: 1 polishing machine polishing disc