Description: Made of high quality material, durable and practical to use Environmentally friendly, wear-resistant, corrosion-resistant, and long service life. Simple installation and easy to use Suitable for pneumatic sander, the hook on the front side can be used for a variety of fleece products, such as fleece disc sandpaper, back fleece sponge, back fleece cushion, etc Suitable for spraying industry, furniture industry, sheet metal industry, automobile manufacturing, piano, guitar factory, production line and other fields. Specification: Product name: Sander Backing Pads Thread: 4" M10/5" M14 Material: ABS plastic Max. RPM: 12,200 Package Includes: 1 Piece Sanding Pad Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!