XYZ Calibrator and tools for calibration

Update: Added a STL file which is 100 x 100 x 100
The XYZ Calibrator will help you calibrate you X Y Z axis. This example show how to do on The Ender 4 & 2, but it is the same procedure for all printers with.
Don't rotate or scale the calibrator. Open the video for more instructions.
Link to video https://youtu.be/sGroxKI_-O4
Link to XYZ Calculator http://weitling.info/d3p/index.php?sfm_sid=4262