20-Pack 80-Grit Flap Sanding Wheel 20mm(3/4″) for Drill/Dremel, 20mm

It also fits variable-speed rotary tools, pneumatic grinders, and corded/cordless drills with a 0.6–6.5mm adjustable chuck. The 80-grit design makes it the ideal upgrade from 60-grit coarse wheels and the perfect bridge to fine polishing.