Blog

Your Source for Automatic Drills, Multiple Spindle Heads, and more

Wire Gauges

WireGaugesChart.pdf

Wire Gauges

Gauge Washburn & Moen British Imperial  Standard (S.W.G.) Birmingham or Stubs American or Brown & Sharp
7/0 .4900″ .500″ – – – – – –
6/0 .4615″ .464″ – – – .5800″
5/0 .4305″ .432″ .500″ .5165″
5/0 .4305″ .432″ .500″ .5165″
4/0 .3938″ .400″ .454″ .4600″
3/0 .3625″ .372″ .425″ .4096″
2/0 .3310″ .348″ .380″ .3648″
1/0 .3065″ .324″ .340″ .3249″
1 .2830″ .300″ .300″ .2893″
2 .2625″ .276″ .284″ .2576″
3 .2437″ .252″ .259″ .2294″
4 .2253″ .232″ .238″ .2043″
5 .2070″ .212″ .220″ .1819″
6 .1920″ .192″ .203″ .1620″
7 .1770″ .176″ .180″ .1442″
8 .1620″ .160″ .165″ .1284″
9 .1483″ .144″ .148″ .1144″
10 .1350″ .128″ .134″ .1018″
11 .1205″ .116″ .120″ .0907″
12 .1055″ .104″ .109″ .0808″
13 .0915″ .092″ .095″ .0719″
14 .0800″ .080″ .083″ .0640″
15 .0720″ .072″ .072″ .0570″
16 .0625″ .064″ .065″ .0508″
17 .0540″ .056″ .058″ .0452″
18 .0475″ .048″ .049″ .0403″
19 .0410″ .040″ .042″ .0358″
20 .0348″ .036″ .035″ .0319″
21 .0317″ .032″ .032″ .0284″
22 .0286″ .028″ .028″ .0253″
23 .0258″ .024″ .025″ .0225″
24 .0230″ .022″ .022″ .0201″
25 .0204″ .020″ .020″ .0179″
26 .0181″ .018″ .018″ .0159″
27 .0173″ .0164″ .016″ .0141″
28 .0162″ .0148″ .014″ .0126″
29 .0150″ .0136″ .013″ .0112″
30 .0140″ .0124″ .012″ .0100″
31 .0132″ .0116 .010″ .0089″
32 .0128″ .0108″ .009″ .0079″
33 .0118″ .0100″ .008″ .0070″
34 .0104″ .0092″ .007″ .0063″
35 .0095″ .0084″ .005″ .0056″
36 .0090″ .0076″ .004″ .0050″
37 .0085″ .0068″ – – – .0044″
38 .0080″ .0060″ – – – .0039″
39 .0075″ .0052″ – – – .0035″
40 .0070″ .0048″ – – – .0031″
41 .0066″ .0044″ – – – .00280″
42 .0062″ .0040″ – – – .00249″
43 .0060″ .0036″ – – – .00222″
44 .0058″ .0032″ – – – .00198″
45 .0055″ .0028″ – – – .00176″
46 .0052″ .0024″ – – – .00157″
47 .0050″ .0020″ – – – .00140″
48 .0048″ .0016″ – – – .00124″
49 .0046″ .0012″ – – – .00111″
50 .0044″ .0010″ – – – .00099″

Leave a Reply

Are You Human? *

What is 7 + 9 ?
Please leave these two fields as-is:
IMPORTANT! To control spam, please answer the math problem. AutoDrill Staff