36 x UNI-BALL NANO DIA MECHANICAL PENCIL LEADS Uni-Ball Nano Dia is the very latest in Pencil Lead Technology 400 Million "Nano-Diamonds" per Lead improves Smoothness and Strength High Viscosity Oils Improve Smoothness and Darkness Works Great in The Uni-Ball Kuru Toga Self Sharpening Mechanical Pencil Will Also FIT any 0.5mm Mechanical Pencil FULL RANGE AVAILABLE: 36 x B 36 x 2B 36 x HB 3 x Tubes of 12 Leads 36 x Leads in Total 0.5mm Excellent Value BRAND NEW FREE POSTAGE

36 x UNI-BALL NANO DIA MECHANICAL PENCIL LEADS Uni-Ball Nano Dia is the very latest in Pencil Lead Technology 400 Million "Nano-Diamonds" per Lead improves Smoothness and Strength High Viscosity Oils Improve Smoothness and Darkness Works Great in The Uni-Ball Kuru Toga Self Sharpening Mechanical Pencil Will Also FIT any 0.5mm Mechanical Pencil FULL RANGE AVAILABLE: 36 x B 36 x 2B 36 x HB 3 x Tubes of 12 Leads 36 x Leads in Total 0.5mm Excellent Value BRAND NEW FREE POSTAGE