Convert Inch to Millimeter
in → mm — Instant, accurate length conversion
25.4000
Common Values
| in | mm | mm → in |
|---|---|---|
| 0.1 | 2.5400 | 0.0039370079 |
| 0.5 | 12.7000 | 0.019685 |
| 1 | 25.4000 | 0.039370 |
| 2 | 50.8000 | 0.078740 |
| 5 | 127 | 0.196850 |
| 10 | 254 | 0.393701 |
| 25 | 635 | 0.984252 |
| 50 | 1,270 | 1.9685 |
| 100 | 2,540 | 3.9370 |
| 500 | 12700.00 | 19.6850 |
| 1000 | 25400.00 | 39.3701 |
📐 Conversion Formula
1 in = 25.4000 mmReverse: 1 mm = 0.039370 in