boring machine; boring machine for metals; cutting machine for metal; cutting machine for metal; drilling machines; drilling machines for metals; drop forging machines, drop forging presses; drop forging metal machines; equipment for welding; equipment for welding; forging machine; forging machine, metal forming, metal working; laser cutting or welding machine tools; laser cutting or welding machine tools; lathe machine; lathe machine; machinary, crop-dusting, agriculture; machine tools for working metals; machine tools for working metals; machine-tools operating by electroerosion; machine-tools operating by electroerosion; metal cutting presses; milling machines; milling machines for metals; milling machines for metals; press for metal cutting; presses for metal forming; presses for metal forming; stamping machines; tools and machines for brazing; tools and machines for brazing; ultrasound machine tools