Pentel Premium Hi-Polymer Lead - 30 per tube
0.50 mm - Fine Point - HB - Black For Pentel Mechanical Pencil - 30 / Tube
Super Hi-Polymer Leads are designed for automatic and mechanical pencils. HB lead scans on standardized tests. Patented manufacturing process provides greater lead strength, a darker line and minimal breakage. Leads are 60mm in length.