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Swg Thickness

SWG (Standard Wire Gauge) Thickness Dimensions

SWG Gauge	Wire Diameter (in inches)	Wire Diameter (in mm)
7 SWG	0.144 inches	3.66 mm
8 SWG	0.128 inches	3.25 mm
9 SWG	0.114 inches	2.90 mm
10 SWG	0.102 inches	2.59 mm
11 SWG	0.090 inches	2.29 mm
12 SWG	0.080 inches	2.03 mm
13 SWG	0.072 inches	1.83 mm
14 SWG	0.064 inches	1.63 mm
15 SWG	0.057 inches	1.45 mm
16 SWG	0.051 inches	1.29 mm
17 SWG	0.045 inches	1.14 mm
18 SWG	0.040 inches	1.02 mm
19 SWG	0.036 inches	0.91 mm
20 SWG	0.032 inches	0.81 mm
21 SWG	0.028 inches	0.71 mm
22 SWG	0.025 inches	0.64 mm
23 SWG	0.022 inches	0.56 mm
24 SWG	0.020 inches	0.51 mm
25 SWG	0.018 inches	0.46 mm
26 SWG	0.016 inches	0.41 mm
27 SWG	0.014 inches	0.36 mm
28 SWG	0.012 inches	0.32 mm
29 SWG	0.011 inches	0.29 mm
30 SWG	0.010 inches	0.25 mm