On our CodyCross answers based website we have the solution for Flat metal ring used between a nut and bolt. CodyCross game includes different missions and events which update daily so you can earn tokens that are mostly needed to help with answers for challenging clues. Now let's focus on the answer you need for Flat metal ring used between a nut and bolt by scrolling down which is part of CodyCross S Nouns Group Puzzle 10.