eBay N ote： product only inclu de pen holder, refills are not included Universal M odified Graphtec Pen Plunger Pen Blade Holder for Graphtec Cutting Plotter Water-based pen holder /Ballpiont pen holder Parts name: modified pen cover and pen holder for GRAPHTEC cutting machine Applicable models: all GRAPHTEC cutting machines The machine comes with an original pen case, which requires a special pen or refill, which is expensive. This pen case can be used with ordinary ballpoint refills or water refills. The pen case is made of aluminum alloy, which will not be damaged. Buy it once and use it for life.