At Metal Supplies it doesn’t matter if you need non-standard sizes or you have an unusual request. With our expertise and range of stock, we can meet all your ferrous and non ferrous requirements.

Standard Wire Gauge to Inches and Millimeters..

1 Swg = 0.300” / 7.620mm

2 Swg = 0.276” / 7.010mm

3 Swg = 0.252” / 6.401mm

4 Swg = 0.232” / 5.893mm

5 Swg = 0.212” / 5.385mm

6 Swg = 0.192” / 4.877mm

7 Swg = 0.176” / 4.470mm

8 Swg = 0.160” / 4.064mm

9 Swg = 0.144” / 3.658mm

10 Swg = 0.128” / 3.251mm

11 Swg = 0.116” / 2.946mm

12 Swg = 0.104” / 2.642mm

13 Swg = 0.092” / 2.337mm

14 Swg = 0.080” / 2.032mm

15 Swg = 0.072” / 1.829mm

16 Swg = 0.064” / 1.626mm

17 Swg = 0.056” / 1.422mm

18 Swg = 0.048” / 1.219mm

19 Swg = 0.040” / 1.016mm

20 Swg = 0.036” / 0.914mm

21 Swg = 0.032” / 0.813mm

22 Swg = 0.028” / 0.711mm

23 Swg = 0.024” / 0.610mm

24 Swg = 0.022” / 0.559mm

25 Swg = 0.020” / 0.508mm

26 Swg = 0.018” / 0.457mm

27 Swg = 0.0164” / 0.417mm

28 Swg = 0.0148” / 0.376mm

29 Swg = 0.0136” / 0.345mm

30 Swg = 0.0124” / 0.315mm

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