Standards & Guidelines For Knitting And Crochet
Standard Yarn Weight System
Categories of yarn, gauge ranges and recommended needles and hook sizes
Yarn weight
Symbol &
Category Names
Type of
Sock
Sport
DK
Worsted
Chunky
Super
Yarns in
Fingering
Baby
Light
Afghan
Craft
Bulky
Category
Baby
Worsted
Aran
Rug
Roving
Knit Gauge
27 - 32
23 - 26
21 - 24
16 - 20
12 - 15
6 - 11
Range* in
sts
sts
sts
sts
sts
sts
Stockinette
Stitch to 4 inches
Recommended
2 - 3.25
3.25 -
3.75 -
4.5 - 5.5
5.5 - 8
9 - 16
Needle in
mm
3.75
4.50
mm
mm
mm
Metric Size
mm
sts
Range
Recommended
1 - 3
3 - 5
5 - 7
7 - 9
9 - 11
13 - 19
Needle US
size range
Crochet Gauge*
21 - 32
16 - 20
12 - 17
11 - 14
8 - 11
5 - 9
Ranges in Single
sts
sts
sts
sts
sts
sts
Crochet
to 4 inch
Recommended
2.25 - 3.5
3.5 - 4.5
4.5 - 5.5
5.5 - 6.5
6.5 - 9
9 - 12
Hook in Metric
mm
mm
mm
mm
mm
mm
Size Range
Recommended
B-1 to E-4 E-4 to 7
7 to I-9
I-9 to
K-10.5 to
M-13 to
Hook US
K-10.5
M-13
P-16
Size Range
*Guidelines Only: The above reflect the most commonly used gauges and
needle or hook sizes for specific yarn categories.
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