This is perfection. All I can say is that it is a style so unique I don't think anyone else can do what you do.
I can tell that you like to use ink, how about looking up on google what, "Rotring" is. They are engineering precision ink pens but you can use it for just about anything since that is what I've been using in the past. It works like a charm.
It might be a tad bit on the expensive side yet it will be worth every penny since it'll allow you to sink your teeth into drawing.