Convert Millimeter to Thou

Convert millimeters to thou by entering a value below.

1 mm (millimeters) = 39.37007874 thou (thou)

How to Convert Millimeters to Thou

The millimeter and thou are both units of length. 1 millimeter equals 39.37007874 thou. This means to convert millimeters to thou, you multiply by 39.37007874.

Formula

thou = millimeters × 39.37007874

Step-by-Step Example

Convert 5 mm to thou:

1
Convert 5 mm to thou

We need to convert millimeters to thou

2
Apply the formula

Since 1 mm = 39.37007874 thou, multiply by 39.37007874

5 × 39.37007874 = 196.8503937

Answer

5 mm = 196.8503937 thou

Millimeter to Thou Conversion Table

Quick reference table for common millimeter to thou conversions. Click any value for detailed calculation.

Millimeters (mm) Thou (thou)
1 mm 39.37007874 thou
2 mm 78.74015748 thou
5 mm 196.8503937 thou
10 mm 393.7007874 thou
15 mm 590.5511811 thou
20 mm 787.4015748 thou
25 mm 984.2519685 thou
50 mm 1968.503937 thou
100 mm 3937.007874 thou

About These Units

Millimeter (mm)

A millimeter (mm) is a metric unit of length equal to 1/1000 of a meter or 0.03937 inches. Millimeters are essential for precision measurements in engineering, manufacturing, medical imaging, and rainfall measurements. There are 25.4 mm in one inch.

Thou (thou)

A thou, also called mil, is an imperial unit equal to 1/1000 inch or 0.0254 millimeters. Thou measurements are used in manufacturing, engineering, and specifying material thickness (plastic films, paper, wire diameter). One inch equals 1,000 thou.

Frequently Asked Questions

How do I convert millimeters to thou?

To convert millimeters to thou, multiply the value by 39.37007874. For example, 10 mm = 393.7007874 thou.

How many thou are in 1 millimeter?

1 millimeter equals 39.37007874 thou.

What is the formula for millimeters to thou?

The formula is: thou = mm × 39.37007874.