Chen Guang 7002 large brush gel pen, bullet 1mm thick, length 13 1mm, 360 degrees smooth, very easy to write. Chen guang 670 17 gel pen with large strokes, 1mm super thick, suitable for signature pens, extremely smooth water, imported ink, bright and pure color and clear handwriting. Writing smoothly, absolutely using up the last drop, economical and practical.
Chen Jia 670 17, that is, AGR670 17. GR is a neutral refill, FGR is a Miffy refill, AGR is a refill of other models, and the number behind it is the model. Each series of pens has a specific letter before the core item number. This function is mainly to facilitate the delivery of products between manufacturers and distributors. Because Chen Guang's writing projects are many, the project numbers are also complicated.