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Crochet Hook Sizes Conversion Chart
Crochet Hooks
Metric
US Sizes
UK sizes
0.50 mm
0.75 mm
0.90 mm
1.00 mm
1.25 mm
1.50 mm
1.75 mm
2.00 mm
2.10 mm
2.50 mm
3.00 mm
3.25 mm
3.50 mm
3.75 mm
4.00 mm
4.50 mm
5.00 mm
5.50 mm
6.00 mm
6.50 mm
7.00 mm
8.00 mm
9.00 mm
10.00 mm
12.00 mm
15.00 mm
18
14
13
12
10
8
6
A/0
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D/3
E/4
F/5
G/6
7
H/8
I/9
J/10
K/10.5
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L/11
M/13
N/15
O/17
P/19
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14
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12
11
10
9
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8
7
6
5
4
3
2
0
00
000
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