you can use the hard back of the stick for solid lines which come out with sort of a drip-shaped taper, like the 3 lines that constitute the little sy...
Ever find yourself hanging on to some of those cheap wooden chopsticks that they have out for free at, say, a grocery store sushi display? Here's something to do with them, fellow hoarders. A super-simple process yields a really stiff wooden brush that i personally really like using for India ink drawings.
You can get these basically anywhere you would buy sushi in those little plastic containers - grocery stores, cafeterias, etc - and they're totally free!