In Reply to: Re: Unknown Item posted by Ultradog MN on May 11, 2020 at 12:48:56:
You are absolutely right on both counts!
I should have included a size reference! They were turned with a 1/2" flex handle.
You are also correct on their use! I knew I had seen them before They were also used in the case of a weak spring.
I never had occasion to use them myself.