1. laser marking machine 2.CE,FDA,certificate 3.woking area :100*100mm 4. ... instruments, eye glass frames, clocks and watches, motor accessories, plastic buttons, building materials, drug and food packaging, medical instruments, PVC pipe ... and so on.Specification: Marking scope: 100mm x100mmWhole machine size:1,390x 1,110 x1,200mmMarking depth:0.3mmMin ...