Crochet Hook Sizes

Sunday, July 21, 2013

Typically, needles or crochet hooks are made of materials like plastic, wood, bone, stainless steel, aluminum or tortoise-shell. If the hooks are constructed with these materials manufacturing, they act as a strong support to carry all the heavy lifting crocheting with wool and cotton yarns. When you consider a crochet project, along with the sizes of crochet hook, the internal system of the hooks are taken into consideration as well. For example, the sharpness of its points, the refinement of the stems to curve back, handles, etc.

Generally, the size of the crochet hook has a very universal marking. The sizes are minted on the hook itself. For example, if the hook has a letter 'N', which means to America. Thus, there are many systems for determining hook sizes, which are based on letters and number systems. In the U.S., the sizes are determined by numbers and letters. In Europe it is the physical system metric. Aluminum and steel crochet hooks have a clear pattern engraved marking on the hooks. Crochet are widely thickness measured by the needle sizes and are measured in millimeters or inches systems. Virtually manufacturers create hooks, depending on the country, the age of crochet patterns and also the brand.

Once you understand the importance of size of crochet hook, let's take a quick look at the conversion chart crochet hook sizes to familiarize yourself with the terms of crocheting in a better way.

Size crochet hook Graph

Conversion Table

European Metric

U.S. Size

UK Size

2 mm

B / 1

14

2.25 mm

-

13

2.5 mm

C / 2

12

3 mm

-

11

3.25 mm

D / 3

10

3.5 mm

E / 4

9

4 mm

G / 6

8

4.5 mm

7

7

5 mm

H / 8

6

5.5 mm

I / 9

5

6 mm

J/10

4

6.5 mm

K/10.5

3

7 mm

-

2

8 mm

L/11

0

9 mm

M/13

00

10 mm

N/15

000

12 mm

O/16

-

15 mm

P/19

-

16 mm

Q

-

17 mm

R

-

19 mm

S/35

-

In this mode, there are many sizes of crochet hook and equivalents that exist and are available on the Internet. The hooks are obtained from BK and C sizes are usually fabricated aluminum. Any size of hanger, which is larger than N is made of plastic. As mentioned previously, the sizes and mainly differs variously according to a country as well. Assuming that an Australian would have a crochet hook size 2, if you consider being in any other country say the U.S. or Europe would not be the same size. Hopefully conversion table presented above is a very useful way to understand the metric conversions for the UK sizes for U.S. for aluminum hooks. Crochet hook sizes are supposedly matched the thickness of the segment. If the yarn is thicker, which of course would require thicker hooks. Typically, crocheted sizes range from smallest value, namely 0.60 mm to 25.0 mm. Smaller hooks are marked with numbers and not letters. They are steel hooks. Steel crochet hooks are practiced for thin wires and crochet thread. Something with wire spider web, weight lace or crochet bead. Here is a table below, which will give you the size conversions steel hook.

Steel Hook Size Conversion

Conversion Table

Metric (mm)

U.S. Size

Canada / UK size

0.60 mm

16

-

0.75 mm

14

-

0.85 mm

13

7

1.00 mm

12

6.5

1.10 mm

11

6

1.30 mm

10

5.5

1.4 mm

9

5

1.5 mm

8

4.5

1.65 mm

7

4

1.8 mm

6

3.5

1.90 mm

5

3

2.0 mm

4

2.5

2.10 mm

3

2

2.25 mm

2

1.5

2.75 mm

1

1

3.25 mm

0

0

3.50 mm

00

-

The next category that comes in crochet hooks are the hooks thread size, often found in plastic forms. They are more suitable for beginners to start crocheting the project with. For professional or metal aluminum hooks are ideal. The most famous are Susan Bates and Boye (Wright) that are readily available at craft stores. To an untrained eye all sizes of crochet hook might look the same. But for a passionate knitter, running through a variety of them can get overwhelming. The best option is to depend on the type of work do you do crochet. This is when you would be able to decide with your choice! All the best!