... watches, jewelry and decorations, auto parts, plastic buttons, building material, PVC pipes and medical instrument industry.Laser marking machine ... and alloys, metal oxides, a special surface treatment, ABS material, printing ink, epoxy resin,plastic,ceramic, stone, wood ... .3mmRepetition precision±0.002mmPower consumption<1.5kw China Goldensign D-GS Series with CE CO2 non-metal laser marking machine