To convert from Millimetre to Inch, divide by 25.4
1 Millimetre = 0.0393701 Inch,
To convert from Inch to Millimetre, multiply by 25.4
1 Inch = 25.4 Millimetre,
| Millimetre | INCH | |
| 42 Millimetre | = | 4.2 Centimetre |
| 42 Millimetre | = | 0.042 Metre |
| 42 Millimetre | = | 0.000042 Kilometre |
| 42 Millimetre | = | 1.6535433 Inch |
| 42 Millimetre | = | 0.1377953 Foot |
| 42 Millimetre | = | 0.0459318 Yard |
| 42 Millimetre | = | 0.0000261 Mile |
| 42 Millimetre | = | 0.0000227 Nautical mile |