THREAD HOOKS (STEEL)

U.S. SizeMetricU.K. Size
16 0.60mm
140.75mm7
130.85mm6 1/2
121.00mm6
111.10mm5 1/2
101.15mm5
91.25mm4
81.50mm3
71.65mm2 1/2
61.80mm2
51.90mm1 1/2

YARN HOOKS

U.S. SizesMetricU.K. Sizes
B-12.25mm13
2.50mm
C-22.75mm12
D-33.25mm10
E-43.50mm9
F-53.75mm8
G-64.00mm7
G-64.25mm
74.50mm
H-85.00mm6
I-95.50mm5
J-106.00mm4
K-10 1/26.50mm3
7.00mm
L-118.00mm0
M/N-139.00mm00
N/P-1510.00mm000
11.00mm
12.00mm
P/Q15.00mm
Q15.75mm
Q16.00mm
S19.00mm
T25.00mm
T/X30.00mm

YARN INFORMATION

Weight & CategoryYarn TypesSuggested HookGauge Per 4″ SquareWraps Per Inch
0 – LaceLace, Size 10 crochet thread1.40-2.25mm32-42 sts30-40+
1 – Super FineSock, Fingering2.25-3.50mm21-32 sts14-30
2 – FineSport, Baby3.50-4.50mm16-20 sts12-18
3 – LightDouble Knit, Light
Worsted
4.50-5.50mm12-17 sts11-15
4 – MediumWorsted, Arana5.50-6.50mm11-14 sts9-12
5 – BulkyChunky,
Rug, Eyelash
6.50-9.00mm8-11 sts6-9
6 – Super BulkySuper
Chunky, Roving
9.00-15.00mm7-9 sts5-6
7 – JumboJumbo, Roving15.00mm+Less than 71-4
**Wraps Per Inch = How many times you can wrap yarn around a one inch space

Hook and Yarn Charts

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