Among others the following subjects are covered: tools and elements, grinding machines, welding and cutting, NC machine tools, rectifier-fed gear rigs, finishing operations, power screwing and assembling rotary tables, diamond grinding wheel, laser appliances, turning machines, grinding of boring tools, digital measuring systems, cutting electronic instruments, loose change gears, engines, cutting presses, drilling, holding fixtures, bearings, milling machines, manipulators, clamping bolts, electronically-controlled compass saws, chucks, turning heads, honing machines, reamings machines, gear shapers, connecting elements, gauge testers, scanners, hydraulic press accessories, machine tool sundry accessories, machine tool drives, and couplings.
