Crochet Hook 3.75 mm (F-5)

This is the Easy Crochet archive for free crochet patterns using the F/5 hook size. The F-5 hook size is also known as the metric 3.75 mm hook. We recommend using the F hook with Light #3 or Fine #2 weight yarn.

The F-5 / 3.75 mm hook is the perfect size for creating crocheted projects like dishtowels and baby blankets.

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Free Crochet Patterns using 3.75 mm (F-5) Crochet Hooks

These free crochet patterns were all created using various yarn types and brands, but all use the 3.75 mm (F-5) sized crochet hook.

  • Sunburst Square Bucket Hat

    Sunburst Square Bucket Hat

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: Lion Brand,
    • Yarn Name: Jeans,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5), 4.5 mm (7),
    • Stitches: Double Crochet, Half Double Crochet, Half Double Crochet Two Together, Puff, Single Crochet, Single Crochet Two Together, Triple Crochet,
    • Color: Blue, White,
  • Amigurumi Ghost

    Amigurumi Ghost

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Lion Brand,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Single Crochet, Single Crochet Two Together, Slip Stitch,
    • Color: Green, White,
  • Ebun Headband

    Ebun Headband

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: WeCrochet,
    • Yarn Name: Palette,
    • Yarn Weight: Weight 1 – Super Fine,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Tunisian Knit Stitch, Tunisian Simple Stitch,
    • Color: Brown, Neutral,
  • Waffle Stitch Crochet Dishcloth Pattern

    Waffle Stitch Crochet Dishcloth Pattern

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: We Are Knitters,
    • Yarn Name: The Cotton,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Double Crochet,
    • Color: Pink,
  • Primrose Stitch Baby Blanket

    Primrose Stitch Baby Blanket

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Bernat,
    • Yarn Name: Bundle Up,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Double Crochet, Half Double Crochet,
    • Color: Pink,
  • Lagoon Baby Blanket

    Lagoon Baby Blanket

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Bernat,
    • Yarn Name: Bundle Up,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Double Crochet, Single Crochet Back Loop,
    • Color: Blue,
  • Blue Bobble Baby Blanket

    Blue Bobble Baby Blanket

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Bernat,
    • Yarn Name: Bundle Up,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Bobble, Double Crochet,
    • Color: Blue,
  • Suffragette Hat Christmas Ornament

    Suffragette Hat Christmas Ornament

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Weight: Weight 2 – Fine,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Single Crochet,
    • Color: White,
  • Pug Puppy Sweater

    Pug Puppy Sweater

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Weight: Weight 2 – Fine,
    • Hook Size: 3.75 mm (F-5), 4 mm (G-6),
    • Stitches: Half Double Crochet, Single Crochet,
  • Free Heart Dishcloth Crochet Pattern

    Free Heart Dishcloth Crochet Pattern

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: Premier Yarns,
    • Yarn Name: Premier Home,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Single Crochet,
    • Color: Neutral,
  • How to Crochet a Star

    How to Crochet a Star

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Knit Picks, WeCrochet,
    • Yarn Name: Brava Worsted,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Double Crochet, Herringbone Half Double Crochet, Single Crochet,
    • Color: Gray, Yellow,
  • Simple Crochet Coin Pouch Pattern

    Simple Crochet Coin Pouch Pattern

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: Lion Brand,
    • Yarn Name: Re-Up,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Puff, Single Crochet,
    • Color: Neutral, White,
  • Easy Crochet Spike Stitch Dishcloth Pattern

    Easy Crochet Spike Stitch Dishcloth Pattern

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Lion Brand,
    • Yarn Name: Re-Up,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Herringbone Half Double Crochet, Single Crochet,
    • Color: Gray, White,
  • Crochet Chevron Baby Blanket Pattern

    Crochet Chevron Baby Blanket Pattern

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: Lion Brand,
    • Yarn Name: Feels Like Butta,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Single Crochet, Single Crochet Two Together,
    • Color: Blue, Gray, White,
  • The Olivia Free Crochet Top Pattern

    The Olivia Free Crochet Top Pattern

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: Lion Brand,
    • Yarn Name: Jeans,
    • Yarn Weight: Weight 3 – Light,
    • Hook Size: 3.75 mm (F-5), 5 mm (H-8),
    • Stitches: Double Crochet, Single Crochet,
    • Color: Blue,
  • Easy Crochet Tree GiftCard holder Pattern

    Easy Crochet Tree GiftCard holder Pattern

    Free Crochet Pattern
    • Skill Level: 3. Intermediate,
    • Yarn Brand: Lion Brand,
    • Yarn Name: Vanna’s Choice,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Single Crochet,
    • Color: Green,
  • Bobble Crochet Hot Pad Pattern

    Bobble Crochet Hot Pad Pattern

    Free Crochet Pattern
    • Skill Level: 2. Easy,
    • Yarn Brand: Yarnspirations,
    • Yarn Name: Lily Sugar’n Cream,
    • Yarn Weight: Weight 4 – Medium,
    • Hook Size: 3.75 mm (F-5),
    • Stitches: Bobble, Single Crochet,
    • Color: Blue, Red,
  • Free Cozy Crochet Hat Pattern

    Free Cozy Crochet 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: 3.75 mm (F-5),
    • Stitches: Double Crochet, Single Crochet,
    • Color: Gray,