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Head Huggers: Knitting Needle & Crochet Hook Size Conversions

The Head Huggers patterns are written to be made with US-sized knitting needles or crochet hooks. Those from other countries should use these conversion charts.

Plaese use this as a guide. Actual sizes may vary by manufacturer.


Knitting Needle Size Conversion
Metric (mm)USUK/Canada
2.0014
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 1/2 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 -
Aluminum Crochet Hook Size Conversion
Metric (mm)USUK/Canada
2.0 - 14
2.25 B/1 13
2.5 - 12
2.75 C/2 -
3.0 - 11
3.25 D/3 10
3.5 E/4 9
3.75 F/5 -
4.0 G/6 8
4.5 - 7
5.0 H/8 6
5.5 I/9 5
6.0 J/10 4
6.5 K/10 1/2 3
7.0 - 2
8.0 L/11 0
9.0 M/13 00
10.0 N/15 000
16.0 P/16 -
16.0 Q -
19.0 S -