Coupling Adapter 8mm to 3mm

Made to convert a coupling from 8mm to 3mm. - Mini CNC bit. Stretch to 8.1mm XY, 100% infill, brim adhesion.

--- I just used this photo for reference. A spring coupler should never be used under high speeds like for a spindle. Photos for reference only!


TinkerCad - https://www.tinkercad.com/things/foLubJqMX9d