Converting Units

I’m always looking for pounds/kilos, mm/swg etc so here are some useful tough tables:

Diameter in Millimetres Diameter in Inches Cross sectional area in sq mm
8 4.064 0.16 12.9717
9
10 3.251
11
12 2.642
13
14 2.032
15
16 1.626
17
18 1.219 0.048 1.1675

Also please find here a link to a full converter for all swg sizes, the table above only has the most common I use.
http://www.rapidtables.com/calc/wire/swg-to-mm.htm

Millimetres
1 25.4
7/8 22.225
3/4 19.05
5/8 15.875
1/2 12.7
3/8 9.525
1/4 6.35
1/8 3.175