I made this from David Shoemaker's Dewalt 611 Collet Tool found here: https://www.inventables.com/projects/dewalt-611-collet-tool Instead of the center going all the way through, this one is .25" deep and is modified to fit the screw heads. Now you can spin away to tighten & loosen them :)
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Michael Ettman
https://easel.inventables.com/projects/Rw8HlnjJJYz3VgqcBc_sMA
Sheri Kibbe