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20W 30W 50W Mini Portable Handheld Small Desktop Metal Sheet Plate Laser Marker Engraver Etching Engraving Marking Machine Price

20W 30W 50W Mini Portable Handheld Small Desktop Metal Sheet Plate Laser Marker Engraver Etching Engraving Marking Machine Price
Laser output10W(option:20w,15w)Max marking speed800 characters/s, height of cahrater 1mmLaser wavelength1064nmBeam...

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