These high-quality belts work exceptionally well with lite and non-ferrous metals, blending welds, and more. This product is superior for preparing stainless steel and bronze props for polishing. This high-standard grit keeps them cutting longer than most abrasive minerals. It has a flexible J-weight backing that helps to avoid gouging and chatter. Key Features: This product can resist heat buildup and moisture These are very flexible belts and will roll easily over the edge of your contact platen or wheel to finish a plunge cut. These products are excellent for finishing and shaping handles or bolsters. These AO belts have a very flexible cloth backing It also has a dry lubricant added to the cutting medium to cut smoother. These are high-quality, durable, and excellent belts.