Always wanted to see the inside of one of those Ohio boats. Thanks very much!

Is there an optimum bench grinder wheel for roughing TIG electrodes?

Welding is one of my hobbies in retirement. Forty-four years ago, part of my Navy training prior to my fleet assignment was welding school. I was in Machinery Division on the USS Lewis & Clark. I don't know whether it's still part of the program these days, but back then all submarines were requ...