Calibration 100x100 and 50mm dia circle

Calibration 100x100 and 50mm diameter circle

From end to end X and Y both 100m

Outside diameter of the circle is 50mm

I've added a version with X and Y letters on so if you remove from bed you know which was which direction of the print.

Dimensional accuracy tips

https://www.simplify3d.com/support/print-quality-troubleshooting/#dimensional-accuracy