6 model

Free

XY Squareness corner for Tevo Tarantula 3D Printer

Thingiverse

Free

XY Squareness corner M4

Thingiverse

Free

X_Carriage_2.1.3 - STD - SquareNut

Thingiverse

Free

Minimal Bed-Leveling Square (150mm) One layer, Two loops.

Thingiverse

Free

Basic Axis calibration and squareness test

Thingiverse

Free

Axis Squareness Check

Thingiverse