Abrasive wheels suitable to be used as sanding wheels for electric drills, cordless drills, die grinders High quality aluminum oxide coated abrasive cloth provides a solid and durable grinding power combined with high efficiency。GRIT 40. Wheel can remove paint and sand, grind, level, and strip surfaces and makes quick work of it. These wheels style disks make use easy. Widely used for flap sander wheels for the stripping of old layers of paint ,during resurfacing project, sanding, finishing contoured wood surfaces, clean up welds and cuts in iron, stainless steel and metal alloys.