Pentel Hi-Polymer Lead Refills, 0.5 mm, HB Hardness, Tube Of 30 Refills

For consistently smooth writing, fill your 0.5 mm mechanical pencil with these lead refills. Thanks to the HB hardness, your pencil lead will produce dark lines while minimizing the chance of breakage. HB hardness creates dark solid lines. Equivalent to a grade 32 wooden pencil. Lead resists breaking for lasting use. Fits most brands of 0.5 mm mechanical pencils. Designed to show up on test and document scans.