5 model

Free

100x100x100 Calibration

Printables

Free

Stepper Calibration Indicator Mount Universal (FreeCAD)

Thingiverse

Free

Calibration Spire for X Y and Z axis steps

Printables

Free

Big Flat Square for Bed Level ZStep and Extrusion

Printables

Free

XY Calibration Cross 150x150mm

Printables