Please see our chart below if you need to convert any metric sizes or imperial sizes or vice versa.

1Gauge=1Swg=0.300”or7.620mm
2Gauge=2Swg=0.276”or7.010mm
3Gauge=3Swg=0.252”or6.401mm
4Gauge=4Swg=0.232”or5.893mm
5Gauge=5Swg=0.212”or5.385mm
6Gauge=6Swg=0.192”or4.877mm
7Gauge=7Swg=0.176”or4.470mm
8Gauge=8Swg=0.160”or4.064mm
9Gauge=9Swg=0.144”or3.658mm
10Gauge=10Swg=0.128”or3.251mm
11Gauge=11Swg=0.116”or2.946mm
12Gauge=12Swg=0.104”or2.642mm
13Gauge=13Swg=0.092”or2.337mm
14Gauge=14Swg=0.080”or2.032mm
15Gauge=15Swg=0.072”or1.829mm
16Gauge=16Swg=0.064”or1.626mm
17Gauge=17Swg=0.056”or1.422mm
18Gauge=18Swg=0.048”or1.219mm
19Gauge=19Swg=0.040”or1.016mm
20Gauge=20Swg=0.036”or0.914mm
21Gauge=21Swg=0.032”or0.813mm
22Gauge=22Swg=0.028”or0.711mm
23Gauge=23Swg=0.024”or0.610mm
24Gauge=24Swg=0.022”or0.559mm
25Gauge=25Swg=0.020”or0.508mm
26Gauge=26Swg=0.018”or0.457mm
27Gauge=27Swg=0.0164”or0.417mm
28Gauge=28Swg=0.0148”or0.376mm
29Gauge=29Swg=0.0136”or0.345mm
30Gauge=30Swg=0.0124”or0.315mm