Pose your hand, or ask your model to hold a position, and start your drawing off with a loose, light, intuitive sketch in HB ...

With the pencil in hand, [ptkrf] shows you the simple procedure ... Perhaps one of those really large drafting lead holders could be repurposed as a solder dispenser for the bigger jobs.

v=aUI1T4jkQ-0&w=470%5D Certainly this is not the first hand-cranked drill, but it just may be the first one made out of a pencil sharpener (also probably the first one to inspire a pseudo-nursery ...