"I use wire armatures for that size of puppet, 2 x 1.5mm aluminium armature wire for the legs and spine. That works for the arms as well, but you would want something finer for the fingers, like 2 x 1mm wire twisted together. (Actually I…"
"At that size you might have to use a wire armature. Joints have edges which is always a problem when you aim for a slim limb. If carefully built, a wire armature can work well enough, while being more flexible, more lightweight, and faster to…"