... System Software 3.CE Approved Pneumatic marking machine for steel plateTechnical Indicator Marking Deepness0.01-2mm ... 80×30mm,150×40,170×120mm,300×200 mm,circumference surface: 110×φ2.5—φ110 ... : Automobile, motorcycle, voyage, spaceflight, shipping, petroleum-machine, engineering- machine, steel, tool producing, war industry, fire fighting, ... will be replied. Pneumatic marking machine for steel plate