Inches to MM Converter
Instantly calculate! Your online conversion tool always at hand to easily convert inches to millimeters. Perfect for engineering, woodworking, and precision measurements. Simply enter your value and get accurate results immediately.
How to Convert Inches to MM
1 inch = 25.4 mm
1 mm = 0.03937 inches
Example: convert 2 inches to mm:
2 in = 2 × 25.4 mm = 50.8 mm
Inches to MM
Quick Conversion Table
| Inches | MM |
|---|---|
| 1/16 | 1.588 |
| 1/8 | 3.175 |
| 1/4 | 6.35 |
| 1/2 | 12.7 |
| 3/4 | 19.05 |
| 1 | 25.4 |
| Inches | MM |
|---|---|
| 2 | 50.8 |
| 3 | 76.2 |
| 4 | 101.6 |
| 5 | 127 |
| 6 | 152.4 |
| 7 | 177.8 |
| Inches | MM |
|---|---|
| 8 | 203.2 |
| 9 | 228.6 |
| 10 | 254 |
| 12 | 304.8 |
| 24 | 609.6 |
| 36 | 914.4 |
About the Units
Inch (in)
An inch is a unit of length in the imperial and US customary systems. Since 1959, the inch has been defined as exactly 25.4 millimeters. It is commonly used in the United States, Canada, and the United Kingdom for everyday measurements, screen sizes, and many industrial applications.
Millimeter (mm)
A millimeter is a unit of length in the metric system equal to one thousandth of a meter (0.001 m). It is widely used for precise measurements in engineering, manufacturing, and scientific applications. The metric system is the standard measurement system in most countries worldwide.