... charge,boost whole machine tick time.7. Hot resistence for hours, non-slip & non-clip, and excellent efficiency ... fine protrusions (steel stick ) with the same distant, height and similar dimension.The top diameter of the protrusion is 10μm~100 ... signal of working medium. Apply to: The x-y plotter,Cutting plotter, Ink jet printers, Thermal transfer (the color photograph) printer, Pictorial machine, ...