Update to International Airmail Services
Due to the recent cyber attack on Royal Mail's International service hub all overseas orders are currently being fulfilled by Deutsche Post Global Mail. For time-sensitive orders please consider using a FedEx service. - more info
The F lead grade falls in the 11th position of 22 on the widely recognized 10H-10B scale (H=hard, B=black). F is considered 1 of the 3 central positions, dark enough to read whilst hard enough to minimise smudging