The 5 Inch and loop backing plate can hold sanding discs in an grinder which with an 5/8-11 threads, providing you with an additional that removes material very quickly and speeds up your sanding process.High quality polyurethane material pads achieve and finish work. Premium aluminum oxide sand papers deliver fast and long lasting sanding. Additional 2pcs soft foam buffering pads help release the shock and the heat from working, the surface of the sanding pad and extend the life of the sanding disc.Great grinder attachments for whether it is for woodworking, carving, , construction or crafting. 5/8-11 threads can be easily screwed on any standard grinder for quick and -free attachment. and Loop backing, easy installation and removal, convenient for you to change out. Save time, and work efficiency.The grinder sanding disc kit is great for construction, carpentry, auto body repair project, automotive polishing, and projects, suitable for wood, metal, plastic, drywall, fiberglass porcelain, as as cleaning and polishing.1 piece 5 inches 5/8inch-11 threads and loop backing sanding pad, 2 pieces soft foam interface pads, 10pcs of each grit: 40, 80, 120, 240, 320, 600, 800, 70pcs of sandpaper assortment from coarse to fine to satisfy all your general grinding and polishing requirementsColour:As ShownMaterial:sandpaperPackage Contents:1 set x grinder attachmentsOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.