Inches to Millimeters (in to mm)
Millimeters (mm)
304.8
Formula: mm = in × 25.4
Inches to mm chart
| in | mm |
|---|---|
| 0.5 | 12.7 |
| 1 | 25.4 |
| 2 | 50.8 |
| 6 | 152.4 |
| 12 | 304.8 |
| 24 | 609.6 |
| 36 | 914.4 |
Related: mm to inches · inches to cm · feet to meters · all conversions
Frequently asked questions
How do I convert inches to mm?
Multiply the inches by 25.4. For example, 12 in = 304.8 mm.
What is 1 inch in mm?
1 inch is exactly 25.4 millimeters.
What is 1/2 inch in mm?
Half an inch is 12.7 mm.
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