Turn your drill/grinder into a grinder - The 125mm grinding wheel is designed to hold grinding wheels in an angle grinder or drill press. Assortment of 50 sandpapers from coarse to fine to meet the needs of most customers. The bur sander includes 40/60/80/120/180 grit sanding discs. High efficiency and cost saving - bur sanding discs work much better than a random orbit sander for aggressive sanding. The time you save is worth double or even more. Well made, high quality polyurethane material and good balance. Wide Application - The drill bit grinding attachment is suitable for grinding and finishing metals and nonmetals, wood, rubber, leather, plastic, stone, glass and other materials . Also works very aggressively in shaping and removing wood to clean the surface without scratching/polyester/paint. Easy Installation and Removal - The backing plate is designed to snap directly onto the angle grinder spindle and no adapter is required. The Velcro feature allows for easy closure to