pic: FRC558's modified VEXpro Drive in a Day

[Ty Tremblay]

Originally Posted by TD78

I should clarify. I was not looking to form 3/8"-16 threads (or similar) using a die...I was thinking about drilling and tapping the ends of the steel rod (using a drill and tap). The rod would become a stiffening dead axle.

You could turn down the ends of the 3/8" rod and thread them for 1/4-20. The major downside of this being that you'd need to remove the outside of the drivetrain if you wanted to change a wheel.