BK3-M (VK3M)
For the processing of materials by cutting: finishing (turning, boring, threading, reaming) solid doped and chilled cast iron, cemented and hardened steels, and abrasive non-metallic materials. For besstruzhkovoy metals, wearing parts of machines, appliances and fixtures: Dry wire drawing of steel, non-ferrous metals and their alloys with a small degree of compression. Wearing parts of machines, devices and measuring instruments, working without shocks.