Pencil leads
Pencil leadsMechanical pencil leads: sizes, grades, strength, darkness and price per lead. 4 Stationery Times guides, each with a direct answer and sourced specs.
Pentel Ain Stein Lead: Sizes, Grades & Is It Discontinued?
Is Pentel Ain Stein discontinued? Replaced in Japan by Pentel Ain in 2023, still sold abroad. Its 0.2 to 0.9 mm tubes, lead counts, grades and strength claims.
Pilot Color Eno Lead: 8 Erasable Colored Leads
Pilot Color Eno colored pencil lead explained: 8 colors in 0.7 mm, 10 leads per tube, how well it erases, the matching Color Eno pencil, prices and uses.
Pentel Super Hi-Polymer Lead: Sizes, Grades & Counts
Pentel Super Hi-Polymer pencil lead explained: 0.2 to 1.3 mm sizes, 12- and 30-lead tubes, HB vs #2, grades from 4B to 6H, recycled tubes and where it's made.
uni Nano Dia Lead: Grades, Counts and Strength
uni Nano Dia mechanical pencil lead explained: nano-diamond blend, 40 leads of 60 mm per 0.5 mm case, ten grades from 4H to 4B, color versions and price.