Fine Line Hi Polymer Resin Refill Leads are engineered for maximum strength and performance. There superior quality leads are stronger and smoother than standard hi-polymer leads. 24 leads per tube
Pentel .5mm Mechanical Pencil Lead Applications
.5mm lead produces a fine line and is the most widely-used lead size. This lead size is ideal for accounting and general writing tasks such as notes, letters, etc. We offer Pentel .5mm lead in 4B thru 6H hardness.
Pentel Lead Hardness Use Specifications
4B Softest to 6H Hardest
Soft Lead 4B 3B 2B & B
Creates a dark to very dark line density
Easy to read
Has a very smooth feel
Ideal if you want bold, thick lines
Medium Lead HB & F
Creates a medium line density
Most popular lead hardness categories
HB lead is equivalent to a #2 pencil
Good tensile strength
Smooth Feel Ideal for accounting and general writing
Hard Lead H, 2H, 3H, 4H 5H & 6H
Creates a light to very light line density
Exceptional tensile strength
Ideal for drafting and engineering applications
What does the “HB” in Pentel Super Hi-Polymer HB lead stand for? "HB" is a universal term meaning "Hardness" and "Blackness". There are different levels of hardness and different levels of blackness to choose from, however, HB is known to be the standard and the equivalent to a #2 wooden pencil.
Does your refill lead actually contain lead? Pentel lead refills is made from graphite. It does not contain actual lead.