nibs

noun

1. 1.The tip of a pen or tool that touches the surface, transferring ink to paper.
2. 2.The bill or beak of a bird; the neb.
3. 3.Bits of trapped dust or other foreign material that form imperfections in painted or varnished surfaces.
4. 4.A piece of a roasted, hulled cocoa bean.
5. 5.A small and pointed thing or part; a point; a prong.