Convert Inches to Millimeters
Instantly convert Inches (in) to Millimeters (mm) with our free online calculator.
Formula: in to mm — multiply by 25.4
Reference Table
| Inches (in) | Millimeters (mm) |
|---|---|
| 1 | 25.4 |
| 5 | 127 |
| 10 | 254 |
| 25 | 635 |
| 50 | 1270 |
| 100 | 2540 |
How to Convert Inches to Millimeters
Formula
To convert Inches (in) to Millimeters (mm): multiply by 25.4
About Inch (in)
An imperial unit of length equal to 1/12 of a foot
About Millimeter (mm)
A metric unit of length equal to one thousandth of a meter