Measurement Conversion Charts

Gauge Thickness

Gauge

Inches

Millimeters

32 0.008 0.203
30 0.010 0.254
28 0.013 0.320
26 0.016 0.406
25 0.018 0.455
24 0.020 0.508
22 0.025 0.635
21 0.029 0.737
20 0.032 0.813
19 0.036 0.914
18 0.040 1.02
17 0.045 1.14
16 0.051 1.30
15 0.057 1.45
14 0.064 1.63

MM to Inches Conversion Chart

MM

Inches (Fractions)

Inches (Decimals)

1 1/32 0.04
2 1/16 0.08
3 3/32 0.12
4 1/8 0.16
5 3/16 0.20
6 1/4 0.24
7 1/4 0.28
8 5/16 0.31
9 3/8 0.35
10 3/8 0.39
11 7/16 0.43
12 1/2 0.47
13 1/2 0.51
14 9/16 0.55
15 5/8 0.59
16 5/8 0.63
17 11/16 0.67
18 3/4 0.71
19 3/4 0.75
20 13/16 0.79
21 13/16 0.83
22 7/8 0.87
23 7/8 0.91
24 15/16 0.95
25 1 0.99