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Yarn & hook reference

Yarn weight

Name ENYarn weightBrandHook size conversionGauge (sts x rows / 10 cm)Swatch
Aran woolaranCustom Woolen Mills5.5 mm - 6 mm18 x 24
Aran wool
Bulky woolbulkyLoops & Threads Charisma8 mm - 9 mm12 x 14
Bulky wool
DK wooldkMalabrigo Arroyo4 mm - 4.5 mm22 x 18
DK wool
Tweed DKdkEstelle Yarns Tweed4 mm - 4.5 mm22 x 18
Tweed DK
Sock yarnfingeringKraemer Yarns Perfect Sock2.75 mm - 3.25 mm28 x 26
Sock yarn
Fingering alpacafingeringBerroco Ultra Alpaca Fine3 mm - 3.5 mm28 x 24
Fingering alpaca
Jumbo chenillejumboEstelle Yarns Estella12 mm - 15 mm6 x 8
Jumbo chenille
Lace mohairlaceRowan Kidsilk Haze2.25 mm - 3.25 mm32 x 28
Lace mohair
Sport merinosportBriggs & Little Sport3.5 mm - 4 mm24 x 20
Sport merino
Super bulky acrylicsuper-bulkyBernat Blanket10 mm - 12 mm8 x 10
Super bulky acrylic
Worsted cottonworstedLily Sugar'n Cream5 mm - 5.5 mm16 x 16
Worsted cotton
Cotton dishclothworstedBernat Handicrafter5 mm - 5.5 mm16 x 16
Cotton dishcloth
Canadian worsted woolworstedBriggs & Little Heritage5 mm - 5.5 mm16 x 20
Canadian worsted wool

Hook size conversion

MetricUSUK
10 mmN/P-15000
12 mmO/160000
15 mmP/19-
2.25 mmB/113
2.75 mmC/212
3.25 mmD/310
3.5 mmE/49
3.75 mmF/5-
4 mmG/68
4.5 mmG-H/77
5 mmH/86
5.5 mmI/95
6 mmJ/104
6.5 mmK/10.53
8 mmL/110
9 mmM/1300