Ledger plate are shot on this old mower. I want to mow down cover crops. I've tried drilling out rivots on the old spare rock guards. But I can't seem get it without drilling off center making egg shaped hole. They will problem and come loose I think .
How is the best way to do these ? Is there fixture possible? That I need , please post picture , like say I'm a first timer at this , thank you happ Father's Day