Portable metal marking machine, Suzhou metal marking machine, metal marking machine manufacturers, Avenue laser portable laser marking machine compact and convenient, can be hand-held operation, in any direction for large machinery parts laser marking; solves Large parts laser marking problems. It can be widely applied to large equipment manufacturing industry, such as: tracks, tire, train manufacturing, aircraft manufacturing, hydroelectric, wind turbines, turbine motors, engines, large bearings, shipbuilding, large molds. FEATURES: ◆ photoelectric conversion efficiency up to 30%, good beam quality, high efficiency ◆ long life (average life expectancy of one hundred thousand hours), maintenance-free ◆ Small, no supplies, air-cooled, low energy consumption, low operating costs Industry: automobile manufacturing industry, military and aerospace industry, machinery and metal industry