Staedtler Mars Lumograph is a high quality pencil fo writing, drawing and sketching on paper and matt drawing film. Unbelievably break-resistant through special lead formulation and super-bonded lead.  Mars Lumograph makes the ideal tool for artists and graphic designers.

High quality pencil
Unbelievably break-resistant through special lead formulation and super-bonded lead
Ideal tool for artists and graphic designers Pencil Lead Degree (Hardness) - 6H