Pilot 0.7mm BKRF-6F Downforce Ballpoint Refills
QTY: 10x BLACK
Features:
* Ballpoint ink refill for PILOT Downforce pen
* Refill length: 9.85cm, Diameter: 3mm, (check your pen and may be suitable for other brand compatible multi-pen)
* Oil-based pigment ink, giving it great waterproofness and fade-resistance.