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in
to mm conversion |
0.01 in | 0.254 mm |
0.03 in | 0.762 mm |
0.04 in | 1.016 mm |
0.05 in | 1.270 mm |
0.06 in | 1.524 mm |
0.07 in | 1.778 mm |
0.08 in | 2.032 mm |
0.09 in | 2.286 mm |
0.10 in | 2.54 mm |
0.15 in | 3.81 mm |
0.20 in | 5.08 mm |
0.25 in | 6.35 mm |
0.30 in | 7.62 mm |
0.35 in | 8.89 mm |
0.4 in | 10.16 mm |
0.5 in | 12.70 mm |
0.6 in | 15.24 mm |
0.7 in | 17.78 mm |
0.8 in | 20.32 mm |
0.9 in | 22.86 mm |
1 in | 25.4 mm |
2 in | 50.8 mm |
3 in | 76.2 mm |
4 in | 101.6 mm |
5 in | 127.0 mm |
Convertion formula inches to millimetres (in to mm)
The length L(mm) in millimetres is equal to the length L(in) in inches times 25.4:
L(mm) = L(in) × 25.4
Example of conversion
Convert 4 inches to millimetres:
L(mm) = 4 in × 25.4 = 101.6 mm
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