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Inches to Millimeters

Inches to mm (in to millimeters) and mm to in (millimetres to inches) Conversion Calculator

Conversion Table

in to mm Conversion Table:
1 in = 25.400 mm 2 = 50.800 3 = 76.200 4 = 101.600 5 = 127.000 6 = 152.400 7 = 177.800 8 = 203.200 9 = 228.600 10 = 254.000	20 in = 508 mm 30 = 762 40 = 1016 50 = 1270 60 = 1524 70 = 1778 80 = 2032 90 = 2286 100 = 2540 1000 = 25400

mm to in Conversion Table:
1 mm = 0.039 in 2 = 0.079 3 = 0.118 4 = 0.157 5 = 0.197 6 = 0.236 7 = 0.276 8 = 0.315 9 = 0.354 10 = 0.394	20 mm = 0.787 in 30 = 1.181 40 = 1.575 50 = 1.969 60 = 2.362 70 = 2.756 80 = 3.15 90 = 3.543 100 = 3.937 1000 = 39.37

In 1958 the United States and countries of the Commonwealth of Nations defined the length of the international inch (in) is to be exactly 25.4 millimeters (mm) .
This Online Conversion Calculator converts in both directions.

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