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.
Smoother and stronger than the competition. Proprietary lead formula resists breaking. Dark imprint is ideal for drawing, while light imprint is ideal for drafting and template work. HB lead is equivalent to a #2 pencil and is guaranteed to accurately scan on tests and documents. Pencil Lead Format: Tube; Lead Diameter: 0.7 mm; Lead Degree (Hardness): HB; Lead Color: Black.