Natural and artificial abrasives are discussed in detail in the reference book. All types of abrasive tools are presented taking into account the requirements of current standards. Various types and sizes of abrasive wheels, heads, bars and segments are given. Issues on balancing, wear and straightening of grinding wheels are considered, which is of great practical importance. Particular attention is paid to the method of calculating the operating parameters for each type of treatment, including superfinishing, honing, finishing and polishing. Information is given on the organization of the workplace, occupational health and safety when working with abrasive tools.