Originally Posted by What's_nitro?

Eeek! My kit came with that one, but I bought the plastic 51T from Mike.

Another problem now is; where can I get a steel 30T M1 pinion? Sdp-si only has them in 303 SS which is really soft, isn't it? I'd be comfortable if it said it was 304, that stuff is mean (it killed my rotary tool).