PENTEL, Lead - Ain Stein | 0.5 mm | 40 Leads.

Hardness levels are as follows:

• B: Means "Black" and has a soft graphite content. This pen is generally used for doodling.
• 2B: This pencil also has a soft graphite content and produces a slightly darker line than B.
• 3B: This pencil has a softer graphite content and produces a darker line.
• 4B: This pencil has an even softer graphite content and produces a very dark line.
• HB: Means "Hard-Black" and has a medium hard graphite content. This pen is generally used for normal writing.
• H: This pencil has a harder graphite content and produces a paler line.
• 2H: This pencil also has a harder graphite content and produces a paler line.
• In general, B pencils produce soft lines, while H pencils produce harder lines.
• Made from 92% recycled material based on the total weight of the product, excluding filling tips.
• Suitable for all 0.5 mm mechanical pencils. Hardnesses : B, 2B, 3B, 4B, HB, H and 2H. Contains 40 tips per tube.