Pentel Ain Stein Mechanical Pencil HB Lead Refills - 0.9mm - 40 Refills/Tube - 12 Pack

Ain Stein’s innovative formula uses porous ceramic cell structure while providing the same darkness and smoothness. Features twist open top. Lead never needs sharpening and produces a clear, dark line. Ideal for all general writing applications such as notes, letters, etc. 40 refill lead per tube. Each 60mm piece of lead is equivalent to a wood case pencil. HB lead is equivalent to a #2 pencil, guaranteed to scan on tests, resists breaking and never needs sharpening. Part of Pentel’s exclusive R