Maxi Hb Graphite Pencil With Large Eraser, Ideal For School Or Industrial Use. 3.5 Mm √Ò Lead. Ergonomic Triangular Shape. The Hb Graduation Is A Medium Graphite Hardness, Recommended For Writing And Drawing. The Lead Offers A Uniform Line And Is Resistant To Breakage, Thanks To The Lps (Lead Protection System) System That Protects The Lead Thanks To Its Adhesion With The Wood. Wood From Sustainable Plantations. The Maxi Pencil Sharpener Has A Sharp And Resistant Carbon Steel Blade, Ideal For All Types Of Pencils. Item With Safety Blade. This System Prevents The Blade From Being Separated From The Body Of The Pencil Sharpener, Being Optimal For School Use. Transparent Plastic.