Made by German company BOCK - high quality
Extra Fine Nibs are here - https://www.etsy.com/listing/108563137/extra-fine-nib-for-handmade-fountain
Fountain pen nibs from Bock are made in Germany and are among the highest quality nibs you can use. They are cold rolled from solid material and undergo extreme precision in the quality making of every nib. The production of the BOCK nibs for our handcrafted pens individually go through of the most exacting tolerances of any nib.
We welcome you to try our Bock nibs for handcrafted fountain pens. They are #5 and fit most Trobee handcrafted pens. We stock a fine and extra fine tips. Each nib is gilded and polished as to ensure very smooth writing.