... Marking Machine(1)control unit, (2)marking head, (3)marking machine frame and ... 0.5 mm characterImpact Frequency of Marking Pin400 ... high efficiency, beautiful marking, reliable performance, compact structure, light weight, and being anti-fake and ... machine, engineering- machine, steel, tool producing, war industry, fire fighting, mould and plastic machine fields CNC Pneumatic Marking Machine with CE ...