D1(4C) standard. Since it is unopened, we cannot confirm its use. A set of 10 pieces of 1.0mm. The color is black.
New out of print PILOT multi-ball ballpoint pen 3 pieces black fine print
New Out of Print PILOT RGRF Ballpoint Pen Refill Set of 9 Black
New Out of Print PILOT HITEC V Red Set of 3
New Out of Print PILOT HITEC V Blue Set of 3
New Out of Print Pilot BRFN-30 Ballpoint Pen Refill Red Set of 2
New Out of Print Pentel Gomdale 505 Mechanical Pencil 0.5mm Red with Packet
