Pentel Super Hi-Polymer Lead Refill , 0.9 mm Thick, HB, 60 Pieces of Lead (C29BPHB2) Triple Threat: #1 selling lead, Industry Standard, Stronger than competitors 0.9 mm bold lines Resists breaking Equivalent to a #2 pencil and guaranteed to scan. 2 Tubes 60 pieces of lead - 2 tubes of 30 pieces of lead