Pentel Super Hi-Polymer Leads 0.5 mm , Fine Point – HB – Black Lead – 30/Tube – 12 / Box (C25HBBX)

Super Hi-Polymer Lead Refills produce crisp lines of consistent darkness, smoothness and density in mechanical pencils. Each super-strong lead writes as far as an entire wooden pencil and produces a dark line. A 12-piece tube is equivalent to 12 wooden pencils.