This flex scale is based on personal point of view of Dr. Gail Madalag to come up with a useful guide and reference. Brand new nibs were used to test the flexibility. Flex scale (FS) ranges from 1 (least flexible) to 5 (most flexible). Modern nibs as point of reference:1 - Gillot 4042 - Nikko G, Tachikawa G3 - Hunt 56, Hiro 414 - Brause 66E5 - Leonard Principal, Hunt 101 HOW TO PREP NEW NIBS:New nibs are coated with a special coating or shellac to protect it from rusting during transit. That special coat or shellac prevents the ink from fully adhering to the surface of the nib. There are several ways of removing it to fully prepare your nib for writing. Here are some of the ways to remove it: 1. Using any ammonia-based solvent or window/glass cleaner
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