1.Marking depth:0.01-2mm 2.Marking speed:3-6character/sec 3.High marking accuracy 4.Alloy pin hardness HRC95 5.No PC require nameplate pneumatic marking machine1.Marking depth:0.01-2mm2.Marking speed:3-6character/secMarking automatically with whatever characters,such as Chinese,English,graphic,number,VIN code,Smart and portable,easy to carryAdsorb the marking object by electromagnetMarking depth ...