The red EK-0.7 REK7-R ballpoint pen refill uses emulsion ink, which combines water and oil. It combines the firmness of oil-based ink with the smooth, easy flow of water-based ink.
Features
Quick-drying written lines.
Produces clear writing even with light writing pressure.
Compatible with Surari 4C and 3C, Surari Multi, Surari 2+S, and DelGuard 2C.