Diode Laser marking Machine for aluminum, Laser engraving type:Diode Laser ... 3.Tech Parameters HMD-50A Diode Laser engraving Machine Output Power50W(adjustable)total Power Consumption ≤1.8kWMarking ... :phone keypad, keyboard, electronic components, cable, etc;Hardware tool industry: measuring tools, sanitary ware, cutlery, locks, knives ... 4. Laser marking Samples: Diode Laser marking Machine for metal