The cookie settings on this website are set to 'allow all cookies' to give you the very best experience. Please click Accept Cookies to continue to use the site.

Needle Size Conversion Chart

Knitting Needle Size Conversion Chart for Metric, UK, and US sizes.

Please use this chart as a guide.

Metric Size UK Size US Size
2.00mm 14 0
2.25mm 13 1
2.50mm - -
2.75mm 12 2
3.00mm 11 -
3.25mm 10 3
3.5mm - 4
3.75mm 9 5
4.00mm 8 6
4.50mm 7 7
5.00mm 6 8
5.50mm 5 9
6.00mm 4 10
6.50mm 3 10 1/2
7.00mm 2 -
7.50mm 1 -
8.00mm 0 11
9.00mm 00 13
10.00mm 000 15
12.00mm - 17
15.00mm - 19
20.00mm - 36
25.00mm - 50

 

Actual sizes may vary by manufacturer.