Quote Originally Posted by mdrim13 View Post
Why would it have three electropenciled numbers on it if it was a commercial? Is this done by either of those companies?

mdrim13
I don't know why, before I did anything with it I would compare it with a USGI bolt and a caliper.
Information
Warning: This is a relatively older thread
This discussion is older than 360 days. Some information contained in it may no longer be current.