Outstanding lifespan in metal! Robust aluminum oxide grains for long-lasting performance. Are you a metalworker looking for a durable, larger cutting disc that you can use with your miter saw? Then the PRO Metal is the right choice. We have equipped it with high-quality grinding grains to ensure stability and durability. The long-lasting PRO Metal bonded cutting disc is coated with premium aluminum oxide grains to ensure you can make fast and efficient cuts in metal with your miter saw. We have combined the grains with functional fillers and embedded them in a phenolic resin matrix for stability and reliable grinding performance. For added safety, the disc is reinforced with two layers of high-quality fiberglass fabric.