Cemented carbide cutting tools; Diamond-pointed metal-cutting tools; Grinding machines for metalworking; Grinding machines for the treatment of ceramics and metal; Industrial surface treatment equipment, namely, vacuum plasma treatment systems comprised of a high frequency, high voltage generator, controls, and treatment chamber and structural parts therefor; Machine coupling and transmission components, except for land vehicles, and parts therefor; Machine tools, namely, powered machines for cutting or shaping or finishing metals or other materials; Machinery for applying coatings ultrasonically to medical and industrial apparatus; Machines utilizing rotational motion for high energy surface finishing and material treatment; Metalworking machine tools; Metalworking machines, namely, machining centers; Precision machine tools, namely, hard metal tools, high speed steel (HSS) tools, carbide tools, ceramic tools, poly crystalline diamond (PCD) tools, and diamond-coated and diamond-uncoated tools, and hard metal tools, all for use in the cutting and forming of materials by others; Rotary grinding machines; Tool grinding machines