Originally Posted by
rootboy
Ah. Just the kind of beauty I had in mind. Whenever I see something like those interesting cranks, D. Dude, I try to envision just how they did that milling. Over my head.
Done in the forging die. Probably a lot of EDM (electrical discharge machining) and CNC work in the die-making.....Forging dies are something I've also been fascinated with but never done.