Convert Millimeters to Inches — 3D Printing
Formula
in = mm ÷ 25.4
Why this matters in 3d printing
Convert model dimensions from mm (native to most slicers) to inches when a part must match imperial hardware.
Millimeters to Inches reference table
| Millimeters (mm) | Inches (in) |
|---|---|
| 1 | 0.0394 |
| 5 | 0.1969 |
| 10 | 0.3937 |
| 20 | 0.7874 |
| 25.4 | 1 |
| 50 | 1.9685 |
| 100 | 3.937 |
| 200 | 7.874 |
| 250 | 9.8425 |