length converter
Convert Inch to Millimeter
1 Inch = 25.4 Millimeter (mm)
25.4
1 in = 25.4 mm
Inch to Millimeter formula
Millimeter = Inch × 25.4
To convert Inch (in) to Millimeter (mm), multiply the value by 25.4. Conversely, 1 Millimeter = 0.03937 Inch.
Inch to Millimeter conversion table
| Inch (in) | Millimeter (mm) |
|---|---|
| 1 in | 25.4 mm |
| 2 in | 50.8 mm |
| 3 in | 76.2 mm |
| 4 in | 101.6 mm |
| 5 in | 127 mm |
| 10 in | 254 mm |
| 25 in | 635 mm |
| 50 in | 1,270 mm |
| 100 in | 2,540 mm |
| 500 in | 12,700 mm |
| 1000 in | 25,400 mm |
About Inch
An imperial length unit; 12 inches make one foot.
About Millimeter
A small metric length unit used on detailed drawings; 1,000 mm make a metre.
Frequently asked questions
How many Millimeter are in a Inch?
1 Inch equals 25.4 Millimeter (mm).
How do I convert Inch to Millimeter?
Multiply the Inch value by 25.4. For example, 10 Inch = 254 Millimeter.
How many Inch are in a Millimeter?
1 Millimeter equals 0.03937 Inch.
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