Uniball UL-07 Nano Dia HB Grade Mechanical Pencil Lead Refill (0.7mm, Pack of 2)

• Approximately 400 million Nano-diamond particles are blended into each core.
• The lubricating effect gives a smooth touch to the graphite, giving you strength with a soft feel.
• Strong, dark and super smooth.
• Reduces kinetic friction between the paper and lead to allow vivid, clear lines.
• The black graphite has a precisely structure which produce a darker and smoother writing.

Brand Uniball Colour Transparent Net Quantity 2 count