The strongest fine mine in the world
With the new AinSTEIN mine Pentel offers an especially unbreakable mine, thank´s to the ceramic-honeycomb-structure.
The mine with deep black line is ideal for writing and drawing.
What is more, due to a new production procedure a soft scratch-free writing feeling is guaranteed.
A refilling-help allows direct filling in the retractable pencil without having to take the mine in the hand.
Mine jars from 92% recycled material.
Line strength: 0.9 mm, hardness grade HB,
Content: 36 pcs. per box
