Needle Conversion Table

Different countries around the world have different ways of expressing the size of knitting needles which can be very confusing. The table below allows you to convert between metric, UK, Canadian and US needle sizes.

Metric (mm) US UK/Canada
2.0 0 14
2.25 1 13
2.75 2 12
3.0 - 11
3.25 3 10
3.5 4 -
3.75 5 9
4.0 6 8
4.5 7 7
5.0 8 6
5.5 9 5
6.0 10 4
6.5 10.5 3
7.0 - 2
7.5 - 1
8.0 11 0
9.0 13 00
10.0 15 000
12.0 17 -
16.0 19 -
19.0 35 -
25.0 50 -
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