1.Building hardwares laser marking machine 2.24-hour continuous operation 3.50W laser power ... area 50W Building hardwares laser marking machineDiode-pumped laser marking machine using the most advanced semiconductor laser technology pumped Nd: ... and high precision. 2.Electronic components, ICs, electric appliances, handsets, hardware,tools, parts, precision machinery, lens, clocks, watches, jewelries,3 ...