1Mainly used for woodworking, shoe materials, ordinary metal grinding, aluminum alloy, stainless steel wire brushed, etc. 2Wear-resistant, high grinding efficiency, easy to use. 3Ideal for rust removal on metal surface, leaving a glossy surface. 4Can be customized in a variety of sizes, joints are overlap joint and flush joint. 5There are 4 kinds of belt of different grits for your different using needs.