Super Hi-Polymer Refill Leads 0.5

These Refill Leads fit the complete range of Pentel Mechanical Pencils. The composition of the hi-polymer lead is synthetic resin, graphite, and carbon, which give a very strong and flexible lead. Super Hi-Polymer Leads are designed for automatic and mechanical pencils. Patented manufacturing process provides greater lead strength, a darker line and minimal breakage. Leads are 60mm in length.

Available in hardnesses of 2B, 2H, 3B, 3H, 4B, 4H, 5H, 6H, B, F, H and HB