These are LAM PLAN precision cut-off wheels providing the user with both versatility and enhanced performance. The wheels have excellent quality abrasives and binder, which makes the wheels provide precision cutting. They can be used with different kinds of cut-off machines and their performance quality reduced the duration of the downstream operations. These wheels don't wear out easily, so they save money for the company. LAM PLAN wheels come in four different versions depending on the hardness of the tool and its abrasion feature. The colors also vary like WHITE wheels (SiC), RED wheels (Al2O3), BLUE wheels (Al2O3), and BLACK wheels (diamond). There is a visual color code which will help with memory.