To convert inches to mm / inches x 25.4 = mm

To convert mm to inches / mm x .039370 = inches

Length Conversion

           U.S. To Metric                       

Metric to U.S.

1 inch

25.400 millimeters

1 millimeter

.03937 inches

1 inch

2.540 centimeters

1 centimeter

.39370 inches

1 foot

30.480 centimeters

1 meter

3.2808 feet

1 yard

0.9144 meters

1 meter

1.0936 yards

1 mile

1.6093 kilometers

1 kilometer

.62137 miles

Weight

Lb.

Kg.

Kg.

Lb.

1

.45

1

2.20

2

.91

2

4.41

3

1.36

3

6.61

4

1.81

4

8.82

5

2.27

5

11.02

Convert lbs. to kg. / lbs. x .45 =kg

Convert kg to lbs. / kg x 2.20 = lbs.

U.S. Standard Gauges for Steel and Aluminum

Inches

Gauge

mm

Inches

Gauge

mm

5/16

.312

0

7.92

.056

17

1.42 

.281

1

 7.13

.050

18

 1.27

.265

2

 6.73

.043

19

 1.09

1/4

.250

3

 6.35

.037

20

 .94

.234

4

 5.94

.034

21

 .86

.218

5

 5.53

.031

22

 .79

.203

6

 5.15

.028

23

 .71

3/16

.187

7

 4.74

.025

24

 .64

.172

8

 4.37

.021

25

 .53

.156

9

 3.96

.018

26

 .46

.140

10

 3.56

.017

27

 .43

1/8

.125

11

 3.18

.015

28

 .38

.109

12

 2.77

.014

29

 .35

.093

13

 2.36

.012

30

 .30

.078

14

 1.98

.011

31

 .27

.070

15

 1.78

.010

32

 .25

1/16

.062

16

 1.57