What yarn is recommended to use with the 3.25 mm (D-3) crochet hook?

Skill Level: 3. Intermediate,
Yarn Brand: Paint Box Yarns, Yarn and Colors,
Yarn Name: 24/7 Cotton, Simply DK,
Yarn Weight: Weight 3 &#8211; Light, Weight 4 &#8211; Medium,
Hook Size: 2.75 mm (C-2), 3.25 mm (D-3), 3.5 mm (E-4),
Stitches: Double Crochet, Half Double Crochet, Single Crochet,
Color: Blue, Brown, Neutral, White,

It is recommended that yarn weights are used with the 3.25 mm (D-3) crochet hook size.

What is the metric equivalent of a D-3 crochet hook?

The metric size of 3.25mm is the same as the US crochet hook size of D-3.

The US size of D-3 is the same as the metric crochet hook size of 3.25mm.

These are our free crochet patterns using the 3.35 mm crochet hook size.

These free crochet patterns were all created using various yarn types and brands, but all use the 3.25 mm (D-3) sized crochet hook.