... high precisiond. Furnish with DSP controlling system; realize transmitting data by USB Flash Disk directly. Second, the performance features ... , which can save 30 processing files simultaneously.c. Quick data transmission: USB interface, work without computer, not occupying computer resources ... 25000Rotating speed of spindle (rpm) 0-18000Engraving tools (mm) 3.175, 4, 6, 12.7 Dictate format HPGL, G- ...