Hook & Needle Sizes

Hook & Needle Sizes

Vintage crochet patterns and knitting patterns often have hooks and knitting needles sized differently than modern patterns. I have charts of their metric and imperial equivalents as guides though individual manufacturers may differ.


Crochet HooksUS–ImperialUK-Canada-AUS
2 mm14
2.25 mmB-113
2.50 mm12
2.75 mmC-211
3.25 mmD-310
3.5 mmE-49
3.75 mmF-5
4 mmG-68
5 mmH-86
5.5 mmI-95
6 mmJ-104
6.5 mmK-10 1/23
8 mmL-110
9 mmM-1300
10 mmN-15000
15 mmQ
Knitting NeedlesUS–ImperialUK-Canada
2.25 mm113
2.75 mm212
3 mm2.511
3.25 mm310
3.5 mm4
3.75 mm59
4 mm68
4.5 mm77
5 mm86
5.5 mm95
6 mm104
6.5 mm10.53
7 mm2
8 mm110
9 mm1300
10 mm15000
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