Convert knitting needle and crochet hook sizes between metric (mm), American (US) and British (UK) systems.
Full table — Knitting needles
mm
US
UK / Canadian
2
0
14
2.25
1
13
2.5
1.5
12
2.75
2
12
3
2.5
11
3.25
3
10
3.5
4
—
3.75
5
9
4
6
8
4.5
7
7
5
8
6
5.5
9
5
6
10
4
6.5
10.5
3
7
10.75
2
8
11
0
9
13
00
10
15
000
12
17
—
15
19
—
19
35
—
25
50
—
Quicksize is your reference guide for all clothing and shoe size conversions. Whether you are looking for equivalences for men, women or children, we help you find the perfect size for your online shopping internationally (US, UK, EU, IT, etc.).
