Back to Distance & Length
Millimeters to Inches
Convert millimeters to inches and vice versa
Convert Millimeters to Inches
mm
in
Conversion Formulas
1 millimeter = 0.03937 inches
1 inch = 25.4 millimeters
Quick Reference
1 mm = 0.039 in
10 mm = 0.394 in
25.4 mm = 1.000 in
0.5 in = 12.7 mm
1 in = 25.4 mm
2 in = 50.8 mm
Convert between millimeters (mm) and inches (in) with precision. This conversion is essential for engineering, manufacturing, 3D printing, and any precision work where small measurements matter. The millimeter is the metric standard for precise measurements.
Common Use Cases
- Engineering drawings and technical specifications
- 3D printing and CNC machining dimensions
- Jewelry and watchmaking measurements
- Electronic component sizing