Hook Sizes Chart

Common crochet hook sizes:

• Steel hooks: 0.60mm to 2.75mm
• Regular hooks: 2.25mm (B-1) to 12.00mm (P/Q-16)
• US letter sizes range from Steel 14 to P/Q-16. Sizes can vary slightly by brand and region, so check the specific measurements when needed.

Hook Sizes Chart

Here’s a table that lists common crochet hook sizes along with their corresponding measurements in both millimeters (mm) and the United States crochet gauge system (US letter size).

Crochet Hook Size	Millimeters (mm)	US Letter Size
0.60	14	Steel 14
0.75	12	Steel 12
1.00	10	Steel 10
1.25	8	Steel 8
1.50	7	Steel 7
1.75	6	Steel 6
2.00	5	Steel 5
2.25	4	B-1
2.50	3	C-2
2.75	2	C-2
3.00	–	D-3
3.25	3	D-3
3.50	4	E-4
3.75	5	F-5
4.00	6	G-6
4.50	7	G-7
5.00	8	H-8
5.50	9	I-9
6.00	10	J-10
6.50	10.5	K-10.5
7.00	–	–
8.00	11	L-11
9.00	13	M/N-13
10.00	15	N/P-15
12.00	16	P/Q-16

Please note that crochet hook sizes can vary slightly between manufacturers and regions, so it’s always a good idea to check the specific measurements provided by the brand of crochet hooks you are using.

FAQs

Is a #2 or #4 hook bigger? A #2 hook is bigger than a #4 hook.

What are the numbers on hook sizes? The numbers on hook sizes refer to the size or gauge of the hook. Smaller numbers indicate larger hooks, and larger numbers indicate smaller hooks.

Is a size 6 or 8 hook bigger? A size 6 hook is bigger than a size 8 hook.

Is a 3/0 or 4/0 hook bigger? A 4/0 hook is bigger than a 3/0 hook.

Is a #10 hook bigger than an 8? Yes, a #10 hook is bigger than an 8.

How do I know what size hook to use? The size of the hook you should use depends on the type of fishing, bait, and target species. Smaller hooks for smaller fish, larger hooks for larger fish.

How big is a #5 hook? A #5 hook is relatively small, suitable for catching small to medium-sized fish.

Is a 2/0 hook bigger than a 2? Yes, a 2/0 hook is larger than a size 2 hook.

What is the most commonly used hook size? The most commonly used hook size varies by fishing style and location. For general freshwater fishing, sizes 2 to 4 are often popular.

What is the most common fish hook size? Common fish hook sizes range from 6 to 1/0 for freshwater fishing and can go much larger for saltwater species.

What size hook is best for bass? For bass fishing, hook sizes from 2/0 to 5/0 are commonly used, depending on the bait and the size of bass you’re targeting.

What size is a #6 hook? A #6 hook is relatively small, suitable for catching small fish or using as a fly hook.

How big is a 14/0 hook? A 14/0 hook is quite large and is typically used for big game fishing for large species like marlin or sharks.

What size hook for crappie? For crappie fishing, sizes 4 to 6 are commonly used, but the choice can vary based on conditions and bait.

What size hook is 8? A size 8 hook is relatively small and can be used for catching small to medium-sized fish.

How big is a size 7 hook? A size 7 hook is slightly smaller than a size 6 hook and is suitable for small to medium-sized fish.

Why does hook size matter? Hook size matters because it affects your ability to catch different fish species and can impact bait presentation.

Is a 1/0 or 2/0 hook bigger? A 2/0 hook is bigger than a 1/0 hook.

Should a hook be 8 bars or 16? The choice between 8 bars or 16 refers to the gap or shank length of a hook, and it depends on the type of fishing and the bait you’re using.

How do I know what hook to use for fishing? Choose a hook size based on the type of fish you’re targeting, the bait you’re using, and the fishing conditions.

What hook size is bigger 4 or 6? A size 4 hook is bigger than a size 6 hook.

How big is a size 11 hook? A size 11 hook is relatively small, suitable for catching small fish or using as a fly hook.

What is the best hook length? The best hook length depends on the fishing method and the species you’re targeting. It varies widely.

Is a 4/0 or 5/0 hook bigger? A 5/0 hook is bigger than a 4/0 hook.

What is the best hook for live bait? For live bait fishing, circle hooks or octopus hooks are often recommended for better hooksets.

What size hook should I use for pier fishing? Hook size for pier fishing depends on the species you’re targeting, but sizes 2 to 4 are often a good starting point.

What is a 2x hook? A 2x hook typically refers to a hook with extra strength or thickness in the wire.

How big are size 2 hooks and eyes? Size 2 hooks and eyes are relatively small and are often used for light-duty applications like clothing.

How big is a 20/0 hook? A 20/0 hook is extremely large and is used for big game fishing for the largest marine species.

What is the most versatile hook? A size 2 or 1/0 hook is often considered versatile for general freshwater fishing.

Are circle hooks better? Circle hooks are preferred for certain types of fishing, such as catch-and-release, as they often hook fish in the corner of the mouth, reducing harm.

What is the hardest fish to hook? Some species, like catfish, can be challenging to hook due to their tough mouths and feeding habits.

What is the best hook for freshwater fishing? The best hook for freshwater fishing depends on the specific type of fish you’re targeting and your fishing technique.

What is the most humane fish hook? Circle hooks are often considered more humane as they tend to reduce injury to fish.

What catches the most bass? Bass are often caught using a variety of lures and baits, including plastic worms, crankbaits, and live bait like shiners.

What is the best size hook for bluegill? For bluegill fishing, sizes 8 to 12 are commonly used.

What size sinker for bass fishing? The size of the sinker for bass fishing depends on the depth and fishing conditions but can range from 1/8 to 1 ounce or more.

What size hook for striped bass? Striped bass fishing often uses hook sizes from 1/0 to 6/0, depending on bait and location.

What size hook for a Texas rig? For a Texas rig, hook sizes from 3/0 to 5/0 are commonly used.

What size bait for a size 6 hook? Bait size for a size 6 hook depends on the type of fish you’re targeting but is generally smaller, like worms or small minnows.

What is the difference between 4/0 and 3/0 hooks? A 4/0 hook is larger than a 3/0 hook.

What is the best hook for bass plastic worms? For plastic worm fishing for bass, worm hooks like the “offset shank” or “straight shank” hooks are commonly used.

How big is a 19/0 hook? A 19/0 hook is extremely large and is typically used for big game fishing for massive species.

What size hooks for crappie and bluegill? For crappie and bluegill, sizes 4 to 8 are commonly used, but it can vary based on conditions and bait.

What pound line is good for crappie? A 4-8 pound test line is suitable for crappie fishing.

What color hook is best for crappie? For crappie, hooks in bronze or black colors are often preferred.

What are size 16 hooks for? Size 16 hooks are often used for fine or delicate work in various crafts and applications.

How big is a size J hook? A size J hook is relatively large and is typically used for heavy-duty applications.

What is a size B hook? Size B hooks are small and are often used in sewing and crafting for fastening purposes.