About the Units
inch (in)
A small imperial length unit commonly used for precise measurements.
millimeter (mm)
A tiny length unit equal to 0.001 meters, used in precision engineering.
Common Conversions
- 1 in = 25.399998 mm
- 0.039370082 in = 1 mm
Convert from inches to millimeters
Conversion Information
To convert from inches to millimeters, multiply by 25.399998
1 in = 25.399998 mm