Mils (thou) to micrometers

Convert mils (thou) to micrometers, with the math shown step by step.

20.1 mil = 510.54 µm

Also equals

How it works

µm = mil × 25.4

One mil is exactly 25.4 micrometers, so multiplying by 25.4 turns mils (thou) into micrometers. For example, 1 mil is 25.4 µm.

Mils (thou)	Micrometers	Microinches	Nanometers
19.8 mil	502.92 µm	19,800	502,920
19.9 mil	505.46 µm	19,900	505,460
20 mil	508 µm	20,000	508,000
20.1 mil	510.54 µm	20,100	510,540
20.2 mil	513.08 µm	20,200	513,080
20.3 mil	515.62 µm	20,300	515,620
20.4 mil	518.16 µm	20,400	518,160

Printed from rocketcalc.io/surface-roughness/mils-to-micrometers/20.1