Pilot 0.7mm (BKRF-6F) Ballpoint Refills
QTY: 1 Dozen BLACK
Features:
* Ballpoint ink refill for PILOT Dr Grip 4+1 multi-pen
* Refill length: 9.9cm, 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.