Pentel Hi-Polymer lead - Size: 0.5mm F 12pk

These Refill Leads fit the complete range of Pentel Mechanical Pencils. The composition of the hi-polymer lead is synthetic resin, graphite, and carbon, which give a very strong and flexible lead.

LeMade with Super Hi-Polymer lead, they provide smooth, uniform marking for your everyday writing and with their reduced smearing you'll always be able to go back on your notes. 

Each thickness has different degress of lead type available 

0.2 : HB

0.3: 2H, B, HB, H and 4H

0.5: 2B, 2H, 3B, 3H, 4B, 4H, 5H, 6H, B, F, H and HB

0. 7: 2b, 2H, 3H, 4H, B, F, H, and HB

0.9: 2B, 2H, B, H, and HB