Millimeters to Inches Converter

One millimeter equals 0.03937008 inches. To turn millimeters into inches, multiply by 0.03937008. So 10 mm works out to 0.393701 in. Handy for drill bits, bolts and jewelry, where metric and imperial sizes sit side by side.

Type a number and the answer appears straight away.

Your answer

10 mm =0.393701 in

1 millimeter
0.0393701 in
1 inch
25.4 mm

The math behind it: Mm to Inches

inches = millimeters x 0.03937008

Going the other way? Divide by 0.03937008 instead, or multiply by 25.4, because one inch is 25.4 millimeters.

Millimeters to inches chart

Millimeters (mm)Inches (in)
10.0393701
20.0787402
50.19685
60.23622
100.393701
120.472441
200.787402
250.984252
501.9685
1003.93701

Common questions

How many inches are in a millimeter?

There are 0.03937008 inches in one millimeter.

How many millimeters are in an inch?

There are 25.4 millimeters in one inch.

You might also need

Checked and updated: