[lathe4diy]

https://youtu.be/lYuVpRZI0cA
https://youtu.be/Jq_4cIcamYo
Homemade Mini Grinder Belt Wheel With DIY Heads Spindle With old motor Hand Drill

Homemade Mini Grinder Belt Wheel Frame here:
And more Materials:
1 pcs motor 50 watt take from old hand drill


1 pcs Mounting L Bracket Mount 42 series Stepper Motor Holder for NEMA 17 Motor
1 pcs BR 6.35mm x 10mm D25 L30 CNC Stepper Motor Shaft Coupler Flexible Coupling 6.35x10mm Motor Connector 6.35*10mm
More Homemade Mini Robotic Arm Laser Engraving Cutter‎ DIY 3D Printer Machine Frame here:

[Louis_Cannell]

Cannot see any adjustment for belt roller alignment without perfect alignment belt will just slide to one side and shred against bearing housing, and changing that belt looks extremely complex so a basic £25 belt sander, inverted in a vice would be not only easier but cheaper and far more useable / usefull.