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Choosing hooks

Author: Crochetly · Last updated: May 16, 2026

Picking the right crochet hook makes a big difference in your projects. The right hook helps you maintain consistent tension and prevents hand fatigue.

Answer: Follow the yarn label recommendation (usually listed in mm). Use the hook size suggested in your pattern for correct gauge. Adjust hook size to change fabric tension. A larger hook means looser fabric.

  • Follow the yarn label recommendation (usually listed in mm).
  • Use the hook size suggested in your pattern for correct gauge.
  • Adjust hook size to change fabric tension (larger hook = looser fabric).

Answer: Metric sizes (mm) refer to the diameter of the hook shaft. Larger diameter creates bigger stitches and looser fabric. Smaller diameter gives tighter stitches and denser fabric.

Size SystemSize RangeTypical Uses
US SizesB (2.25 mm) to S (19 mm)Smaller hooks for fine yarns to large hooks for bulky yarns
Metric Sizes2 mm to 25 mmPrecise measurement in millimeters
UK Sizes14 (small) to 000 (large)Different naming, less common globally

Beginners: Use a 5.0 mm (H-8) hook with worsted weight yarn.

What materials are crochet hooks made from?

Section titled “What materials are crochet hooks made from?”

Answer: Hooks come in aluminum (lightweight, smooth), steel (for lace and fine thread), plastic (budget-friendly), and wood/bamboo (warm feel, good for slippery yarns).

MaterialCharacteristics
AluminumLightweight, smooth, good for most yarn types
SteelVery small hooks for lace and fine thread crochet
PlasticLightweight, sometimes less smooth, budget-friendly
Wood/BambooWarm, slightly textured grip that slows down stitching, good for slippery yarns

Choose a hook that feels comfortable in your hand and does not tire your wrist.

Answer: A hook has five parts: head (tip), throat/gorge (narrow part), shaft (straight section), and handle/grip (where you hold it).

PartDescription
HeadThe rounded tip that inserts into stitches
Throat/GorgeThe narrow part that pulls yarn through loops
ShaftThe straight part where loops form
Handle/GripThe part you hold (varies in shape/material)

What special types of hooks are available?

Section titled “What special types of hooks are available?”

Answer: Ergonomic hooks have cushioned grips for comfort. Tunisian hooks are longer for Tunisian crochet. Light-up hooks help you work in low light.

  • Ergonomic hooks: Designed for comfort with cushioned grips.
  • Tunisian hooks: Longer hooks or double-ended hooks for Tunisian crochet.
  • Crochet hooks with built-in light: For working in low light.

What is the complete crochet hook size conversion chart?

Section titled “What is the complete crochet hook size conversion chart?”

Answer: This chart converts metric (mm), US steel, US aluminum/plastic, and UK imperial hook sizes side by side.

Metric (mm)Imperial Steel (UK)US Steel HookUS Aluminum/Plastic HookImperial (UK Aluminum)
0.60 mm2414
0.75 mm2313
0.85 mm2212
1.00 mm2111
1.10 mm2010
1.25 mm199
1.50 mm188
1.65 mm177
1.75 mm166
2.00 mm14414
2.25 mm132B/113
2.50 mm1212
2.75 mm11C/211
3.00 mm1010
3.25 mmD/39
3.50 mmE/4
3.75 mmF/58
4.00 mmG/67
4.25 mm
4.50 mm76
5.00 mmH/85
5.50 mmI/94
6.00 mmJ/103
6.50 mmK/10.52
7.00 mm
8.00 mmL/110
9.00 mmM/N/1300
10.00 mmN/P/15000

Answer: Start with a medium size hook (5 mm/H-8) and medium weight yarn. Try different materials to see what feels best. Keep your hook clean and free of burrs.

  • Start with a medium size hook (5 mm/H-8) and medium weight yarn.
  • Try different materials to see what feels best in your hand.
  • Keep your hook clean and free of burrs for smooth stitching.

Answer: Always check the recommended hook size on the yarn label. Larger hooks create looser fabric with more drape. Smaller hooks create tighter, firmer fabric.

  • Larger hook → looser fabric and more drape.
  • Smaller hook → tighter, firmer fabric.

Answer: Before starting a project (especially wearables), make a gauge swatch to ensure your stitches match the pattern. See Gauge and Tension for more information.