Description: 【Durability】Crafted from soft sponge material, the foam pads enhance maneuverability and reduce the risk of material burn through. The shock absorbing design ensures smooth sanding. The sanding discs are made of quality aluminum oxide for efficient grinding 【Efficiency】Featuring 8 dust extraction holes, the interface pads prevent clogging and maintain machine performance. 1 side is designed with a hook surface for secure disc attachment, while the other has a loop surface to adhere firmly to the pad 【Versatility】Three hardness levels—soft, medium, and hard—allow you to choose the ideal sponge pad for different sanding tasks 【Variety】Includes 110 red sanding discs in assorted grits ranging from 40 to 600. Whether you need rapid material removal, fine finishing, or last polishing, this set provides a comprehensive selection for every stage of your project 【Wide Application】Great for polishing uneven surfaces on wood, metal, plastic, and more. Ideal for furniture refinishing as well as general grinding and buffing tasks Specification: Material: Sponge, Sandpaper Package Includes: 116pcs 5 Inch Orbital Sander Interface Pads and Sanding Discs Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.