Inch to Millimeter
Convert Inch [in] to Millimeter [mm] and vice versa.
Conversion Formula
Example: 1 in = 25.4000 mm
The conversion uses the following relationship: Inch values are converted to the base unit (Meter), then converted to Millimeter.
Related Length Conversions
Quick Reference Table
| in | mm |
|---|---|
| 1 | 25.4000 |
| 5 | 127.000 |
| 10 | 254.000 |
| 25 | 635.000 |
| 50 | 1270.00 |
| 100 | 2540.00 |
| 250 | 6350.00 |
| 500 | 12700.0 |
| 1000 | 25400.0 |
All Converters