While designing and making a DIY cable drive similar to a Zesty Nimble, I accidentally diagnosed and fixed the last quality issue with the prints that my Tevo Little Monster is making. It now prints as good as my Ender3. .

Dual Drive Extruder by Schematix: https://www.youtube.com/watch?v=LQDa5_xappU&t=1414s

I share files with my Patreon supporters: https://www.patreon.com/designprototypetest

Timecodes:

3:25 3D Printed parts + other components Assembly
7:11 Metal working the shaft
9:46 First test run
13:00 Ordering parts from Filastruder
15:43 Comparing the Knockoff to the Genuine Titan Extruder
19:45 Comparing the Test Prints Knockoff vs Genuine
21:41 Titanium wire
23:14 All working!
23:42 Comparing Final Test Prints
25:11 Conclusions - Why It's Valuable