Crochet Hook 6 mm (J-10)

This is the Easy Crochet archive for free crochet patterns using the J/10 hook size. The J-10 hook size is also known as the 6 mm metric and UK 4 hook. We recommend using the J hook with Medium weight yarn (Worsted, Afghan or Aran).

The J-10 / 6 mm / UK4 hook is the perfect size for making everything from baby blankets to scarves to ear warmers.

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Free Crochet Patterns using 6 mm (J-10) Crochet Hooks

These free crochet patterns were all created using various yarn types and brands, but all use the 6 mm (J-10) sized crochet hook.

Crochet Ripple Baby Blanket Pattern

Crochet Ripple Baby Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Yellow,
Ever So Textured Dishcloth Crochet Pattern

Ever So Textured Dishcloth Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet, Triple Crochet,
  • Color: Black, Neutral,
Easy Striped Crochet Baby Blanket Pattern

Easy Striped Crochet Baby Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Big Twist,
  • Yarn Name: Big Twist Premium,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet, Triple Crochet,
  • Color: Blue, Pink,
Crochet Shamrock Cozy Pattern for St. Patrick’s Day

Crochet Shamrock Cozy Pattern for St. Patrick’s Day

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5 mm (H-8), 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Green,
Crochet Basket Pattern

Crochet Basket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 5 – Bulky,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Single Crochet,
Easy Crochet Cowl & Scarf Pattern

Easy Crochet Cowl & Scarf Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Half Double Crochet,
  • Color: Neutral,
Free Knotted Headband Crochet Pattern

Free Knotted Headband Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Woolspun,
  • Yarn Weight: Weight 5 – Bulky,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Gray, Neutral, White, Yellow,
Colorblocked Crochet Cowl Pattern

Colorblocked Crochet Cowl Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet,
  • Color: Pink,
Forever Crochet Scarf Pattern

Forever Crochet Scarf Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Red Heart,
  • Yarn Name: Red Heart Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Puff, Single Crochet,
  • Color: Neutral, White,
Sugared Plum Slouchy Beanie Crochet Pattern

Sugared Plum Slouchy Beanie Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Purple,
Wrapped Crochet Headband Pattern

Wrapped Crochet Headband Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Woolspun,
  • Yarn Weight: Weight 5 – Bulky,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Single Crochet,
  • Color: Green,
Pumpkin Striped Fall Crochet Blanket Pattern

Pumpkin Striped Fall Crochet Blanket Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Orange,
Free Crochet Pumpkin Pattern

Free Crochet Pumpkin Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Single Crochet,
  • Color: Orange,
Andy Button Crochet Hat Pattern

Andy Button Crochet Hat Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Neutral,
Monster Eye Halloween Crochet Pattern & Keychain

Monster Eye Halloween Crochet Pattern & Keychain

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Red Heart,
  • Yarn Name: Red Heart Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Blue,
Crochet Fingerless Gloves Pattern

Crochet Fingerless Gloves Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Neutral,
Andy Button Scarf Crochet Pattern

Andy Button Scarf Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Neutral,
Granny Square Basic Pillow Crochet Pattern

Granny Square Basic Pillow Crochet Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet, Single Crochet,
  • Color: Black, Gray, Yellow,
Free & Easy Crochet Blanket Pattern

Free & Easy Crochet Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Pink,
Simple Square Free Crochet Pattern

Simple Square Free Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Yellow,
Free & Easy Crochet Tote Bag Pattern

Free & Easy Crochet Tote Bag Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Neutral, White,
Simple Chained Crochet Beanie Pattern

Simple Chained Crochet Beanie Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
  • Color: Yellow,
Blooming Flower Crochet Square Pattern

Blooming Flower Crochet Square Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet, Triple Crochet,
  • Color: Blue,
Crochet Doily Pattern

Crochet Doily Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Half Double Crochet,
  • Color: Neutral, White,
Easy & Free Rosette Flower Crochet Pattern

Easy & Free Rosette Flower Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 5.5 mm (I-9), 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Brown, Pink,
Granny Ripple Blanket Crochet Pattern

Granny Ripple Blanket Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Blue, Gray, White,
Primrose Crochet Stitch Tutorial

Primrose Crochet Stitch Tutorial

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Hobby Lobby,
  • Yarn Name: I Love This Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Half Double Crochet, Single Crochet,
  • Color: Pink,
Crochet Flower Pattern Blooming Spring Flower

Crochet Flower Pattern Blooming Spring Flower

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand, Red Heart,
  • Yarn Name: Baby Soft, Red Heart Soft,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Bobble, Single Crochet,
  • Color: Blue,
Wavy Crochet Blanket Pattern

Wavy Crochet Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand, Red Heart,
  • Yarn Name: Red Heart Soft, Vanna’s Choice,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
Free Crochet Newborn Hat Pattern

Free Crochet Newborn Hat Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Bobble, Double Crochet,
  • Color: Pink,
Crochet Pattern Wavy Ways Blanket

Crochet Pattern Wavy Ways Blanket

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Bernat,
  • Yarn Name: Satin,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Gray, Red, Yellow,
Knit Like Crochet Blanket Pattern Tutorial

Knit Like Crochet Blanket Pattern Tutorial

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Hobby Lobby,
  • Yarn Name: I Love This Yarn,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
  • Color: Blue,
Easy Crochet Beanie Pattern

Easy Crochet Beanie Pattern

Free Crochet Pattern
  • Skill Level: 3. Intermediate,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Green, Neutral,
Crochet Square Motif Pattern

Crochet Square Motif Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand, Red Heart,
  • Yarn Name: Red Heart Soft, Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Yellow,
Wonders Chevron Crochet Blanket Pattern

Wonders Chevron Crochet Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand, Loops and Threads,
  • Yarn Name: Impeccable, Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet,
  • Color: Yellow,
Crochet Mitered Square Pattern

Crochet Mitered Square Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Yarnspirations,
  • Yarn Name: Lily Sugar’n Cream,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet,
  • Color: Neutral, Pink,
Simple Puff Stitch Crochet Hat Pattern

Simple Puff Stitch Crochet Hat Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Red Heart,
  • Yarn Name: Chic Sheep,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Puff, Single Crochet,
  • Color: Gray,
Crochet Puff Stitch Scarf

Crochet Puff Stitch Scarf

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet,
  • Color: Neutral,
Double Crochet Beanie Pattern

Double Crochet Beanie Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Woolspun,
  • Yarn Weight: Weight 5 – Bulky,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Blue, Yellow,
Crochet Pizza Slice Pattern

Crochet Pizza Slice Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet,
Coffee Cup Cozy Crochet Pattern

Coffee Cup Cozy Crochet Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Woolspun,
  • Yarn Weight: Weight 5 – Bulky,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
Mix it Up Crochet Scarf Pattern

Mix it Up Crochet Scarf Pattern

Free Crochet Pattern
  • Skill Level: 1. Basic,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Woolspun,
  • Yarn Weight: Weight 5 – Bulky,
  • Hook Size: 6 mm (J-10),
  • Stitches: Half Double Crochet,
Colorful Chevron Blanket Pattern

Colorful Chevron Blanket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Single Crochet,
  • Color: Green, Yellow,
Crochet Gift Basket Pattern

Crochet Gift Basket Pattern

Free Crochet Pattern
  • Skill Level: 2. Easy,
  • Yarn Brand: Lion Brand,
  • Yarn Name: Vanna’s Choice,
  • Yarn Weight: Weight 4 – Medium,
  • Hook Size: 6 mm (J-10),
  • Stitches: Double Crochet, Single Crochet,
  • Color: Red,