[1 case (6 pieces)]
[2 cases (12 pieces)]
Even when writing on wood, dark, making it hard to compromise.
The lead is sharp, so you can knock it with one hand.
The core is firmly gripped, so the wick does not get caught.
Knurling metal grip prevents slipping even by working gloves.
Uses uni core for a thick, smooth feel.(HB/2H)