Quote:
Originally Posted by Mk.32
It's a 500 motor and all the shafts are 3/8 Hex with the ends lathed down to 3/8 round.
The reduction was mainly for low speeds not torque. This runs the pulleys on the tower which is not a high load application, we actually used set screws on the competition robot this season and never had issues. With a flat in the shaft and some lock loctite on the screw it's fine for lighter loads.
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We fell in love with 3/8" hex last year, well, I did anyways. What is the purpose of lathing the end to 3/8" round?