These little guys will adapt Torque Wrenches, used by Banjo Players and Drummers, to a standard 1/4" drive sockets.
Buy a nice deepwell socket in the correct size for your banjo, and it is fastened securely to your wrench with o-rings.
Made of stainless steel.
They come with spare o-rings.
Make it easy on yourself!
(Note: The center "body" shape of the adapter may be different than shown.)