Title says it all. I found two of these guys in my kid's junk box and asked Jr if he'd mind if we improved it a bit. Gathered tools and found, yes, those darn triangular-headed screws. Read another Instructable about grinding a nail into the appropriate shape (this one
), managed to crank one out with a Dremel and also managed to not have Jr grind his own knuckles off, and got to work on the robot. Looks like a prison shiv, works like a dream.