XYZ 20mm Calibration Cube, Vibration Test, Thin Wall Calibration all in one

All in one 20mm XYZ Calibration Cube.

Has 3 model for thin wall calibration

1. 0.40mm Thin Wall
2. 0.45mm Thin Wall
3. 0.48mm Thin Wall

Vibration Test for 3d Printer speed test

I also use it to calibrate my 1st layer height.

Also include 123Design Sketch File for anyone who want to tinker