Yes, SR-101 is 52100 with Busse's special heat protocol. A few years ago, Ed Fowler of Blade magazine wrote an article in it calling 52100 a "wonder steel". I guess it's great for ball-bearings as well.
Junk Yard Dog #1 Moderator/Leader of the Pack Good night Mrs. B, wherever you are! Long Live the Brotherhood of the Yard!
