5/16 Wingnuts!
thingiverse
These are some wingnut adapters for 5/16 (Quarter inch thick) nuts. Designed by Pratt Industrial Design student Brent Collins Instructions Print out a wingnut and pop a regular 5/16 (-18 or 24 threads per inch, quarter inch) nut in there and then you have a super handy handle on a regular nut. Great for all your threaded rod projects!
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