Thanks for all the comments everyone, as for the ring and rebound test the fellow told me it went well with a steel ball bearing but I’ll be testing it myself tomorrow. As for the investment I currently am in the position while the price is a bit of a financial hit I’m not in a position where it would cause me to miss any payments, just tighten my budget a bit when I comes to eating out. I believe this to be a worthy upgrade because I wish to get deeper into the craft to the point where the hardy hole and Pritchel hole will be good investments. During my few years checking through various sell