First Layer Z Height Calibration Model

###First layer Z height calibration model.

.4mm nozzle at .2 layer height. Each square is 20mm x 20mm. Overall dimensions are 110mm x 110mm.

Adjust Z height between each square to find the best layer height for your printer.

Connecting lines are to help remove the model from build surface. Outer line is to ensure the nozzle is properly primed prior to starting the first square.