Crochet hooks

Conversion table crochet pins

Note that the conversion table does not apply to the older US crochet pins in steel (eg BOYE), where e.g. size 13 is used for a thin tights.

Size mmUKUS
2.014B / 1
2.2513-
2.512-
2.7512-
3.011C / 2
3.2510-
3.59E / 4
3.759-
4.08G / 6
4.577
5.06H / 8
5.55-
6.04J / 10
6.53-
7.02-
7.51-
8.00L / 11
9.000M / 13
10.0000N / 15
15.0-Q

Conversion table crochet pins STEEL (eg BOJE)

Size mmUKUS
.6614
. 75-13
.7512
.8-11
1410
1.15-9
1.2538
1.502.57
1.6-6
1.7-5
1.7524
1.85-3
1.95-2
211
2.25000
3-00