Practical calibration cube

thingiverse

This is a precision calibration cube with 20 mm measurements in each of the three axes, x, y, and z.\r\nEach surface is carefully described below:\r\n\r\n| Surface | Description |\r\n| --- | --- |\r\n| 1 | A perfectly circular edge measuring 10mm in diameter |\r\n| 2 | Clear Arabic numerals displaying the number 2 |\r\n| 3 | Accurate Chinese numerals showcasing the number 3 |\r\n| 4 | One side featuring a 5mm square with four distinct edges |\r\n| 5 | A prominent Roman numeral marking the number 5 |\r\n| 6 | Six evenly spaced points forming a circle with a diameter of 4mm