This is my take on a paint or chemical mixer or stirrer. It's printed in two parts for speed and strength. The shaft is a standard 6.35 hex with a quick change lock so you can use it in a power drill, screwdriver, or impact driver.
Assemble the parts by slipping ‘blades’ down ‘rod’ so that it wedges onto the locking tab
The author marked this model as their own original creation.