All sections of the directory are arranged according to the sequence of the manufacturing process of the abrasive tool. First, abrasives are considered as a starting product for the manufacture of tools, then - types of abrasive tools and provide brief information on the technology of its manufacture, testing, quality control, labeling and storage. Abrasive treatments and recommendations for abrasive tools made from all types of abrasive materials, including Elbor, except natural and synthetic diamonds, are discussed below. Reference tables necessary for engineers are also placed in the directory.