XinY Units - Convert length units from Kilometres to Microinches
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The kilometre, or kilometer in American English, is a unit of length in the metric system, equal to one thousand metres. Many people know a marathon race is 26.2 miles long but did you know that a marathon is 42.195 in kilometres?
A microinch is a unit of measurement, the length of one one-millionth of an inch, equivalent to 25.4 nanometers. Being such a small measurement, micorinches are often used in precision machining and to measure surface finishes.