Unit conversion / Distance converter
Convert Inches to Millimetres (in to mm)
1 in = 25.4 mm. Convert inches to millimetres in this browser tab, with the exact factor and worked examples.
Inches to Millimetres, worked out
Exact factor: multiply inches by 25.4 to get millimetres.
- 1 in
- = 25.4 mm
- 10 in
- = 254 mm
- 100 in
- = 2540 mm
Distance converter
Convert metric, imperial, and nautical distances.
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