Convert INCHES to MM
Easily convert measurements from inches (in) to millimeters (mm) with our precise unit conversion tool. Perfect for engineering, manufacturing, and precision measurements.
Convert inches to millimeters for metric specifications
Quick Examples:
1 in
25.4 mm
10 in
254 mm
100 in
2540 mm
1000 in
25400 mm
About Inches to Millimeters
Inch (in) is a unit of length in the imperial system, commonly used in the United States and some other countries.
Millimeter (mm) is a unit of length in the metric system, equal to one thousandth of a meter.
Conversion factor: 1 inch = 25.4 millimeters
INCHES to MM Conversion Table
0.5 in 12.7 mm
1 in 25.4 mm
1.5 in 38.1 mm
1.75 in 44.45 mm
2 in 50.8 mm
2.25 in 57.15 mm
2.75 in 69.85 mm
3 in 76.2 mm
3.5 in 88.9 mm
3.75 in 95.25 mm
4 in 101.6 mm
4.25 in 107.95 mm
5.25 in 133.35 mm
6.25 in 158.75 mm
7.5 in 190.5 mm
8.25 in 209.55 mm
8.5 in 215.9 mm
8.75 in 222.25 mm
9 in 228.6 mm
9.25 in 234.95 mm
9.5 in 241.3 mm
9.75 in 247.65 mm
10 in 254 mm
10.5 in 266.7 mm
11 in 279.4 mm
12.25 in 311.15 mm
12.75 in 323.85 mm
13 in 330.2 mm
13.25 in 336.55 mm
14 in 355.6 mm
14.25 in 361.95 mm
15.5 in 393.7 mm
15.75 in 400.05 mm
16.25 in 412.75 mm
17 in 431.8 mm
17.5 in 444.5 mm
17.75 in 450.85 mm
18.25 in 463.55 mm
19.5 in 495.3 mm
19.75 in 501.65 mm
When to Use This Converter
Machining & Fabrication
Convert imperial measurements to metric for CNC programming
International Manufacturing
Convert US specifications to global metric standards
Scientific & Medical
Convert measurements for research and medical devices