Knitting needle sizes Crochet hook sizes

mm us size mm us size

1.50 000 2.25 B-1

1.75 00 2.50 -

2.00 0 2.75 C-2

2.25 1 3.125 D

2.75 2 3.25 D-3

3.00 - 3.50 E-4

3.125 3 3.75 F-5

3.25 3 4.00 G-6

3.50 4 4.25 G

3.75 5 4.50 7

4.00 6 5.00 H-8

4.25 6 5.25 I

4.50 7 5.50 I-9

5.00 8 5.75 J

5.25 9 6.00 J-10

5.50 9 6.50 K-10.50

5.75 10 7.00 -

6.00 10 8.00 L-11

6.50 10.5 9.00 M/N-13

7.00 - 10.00 N/P-15

8.00 11 11.50 P-16

9.00 13 12.00 -

10.00 15 15.00 P/Q

12.50 17 15.75 Q

15.00 19 16.00 Q

19.00 35 19.00 S

25.00 50 25.00 T/U/V

35.00 70 35.00 T/X