【Product Function】Hook & Loop sander pad needs to be used with sandpaper, mainly used for the rapid grinding and polishing of the flat surface of metal, wood and other materials; Protect the bottom frame of the sander from damage in the sanding work 【Compatible Models】Replacement orbital sander pad parts # RS034 & RS035 compatible with BOSCH ROS10 ROS20 ROS20VS ROS20VSC ROS20VSK GEX12V-5N GEX18V-5N GEX18V-5B15 Random Orbital Sander 【Product Material】5 Inch sander backing pad is made of engineering plastics and high quality hard rubber. Engineering plastic backboard strong, high temperature resistance, long life; Hard rubber can reduce the vibration of the track sander and improve the grinding effect 【How to Install】When replacing sander pad, unscrew the 4 screws fixed on the sander, and then replace the new backing plate; When installing sandpaper, please press hard and twist from side to side to strengthen, so that it can achieve the best grabbing effect 【Prevent Damage】Sander replacement pad can prevents damage to disc holders in the work, increased service life. High-density and uniform hook provide increased abrasive paper grip, Ensures a safely and perfect polished result Sander Pads