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  3. Inches to millimeters

Inches to millimeters

Enter a value in inches to get the equivalent in millimeters.

Result
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1 in = 25.4 mm.

Example

Convert inches to millimeters in your browser using the exact factor 1 in = 25.4 mm.

1 in = 25.4 mm.

Processed locally in your browser.

Methodology

1 inch equals 25.4 millimeters, so millimeters = inches × 25.4.

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