No bones about it, crochet hook sizes are confusing. This article, including a handy crochet hook conversion chart, will help!
Sweet Heart Plush: Crochet pattern
All about sizes for knitting needles and crochet hooks
Crochet Hook Size Guide: Chart, Types & Comparisons for Beginners - Easy Crochet Patterns
Crochet Hook Sizes & Conversion Chart - Heart Hook Home
Crochet Hook Size Conversion Chart – Stitching Together
How to Choose Yarn Colours > Fay DH Designs > Blog 5 – Provenance
The Hobbii Conversion Chart – Your Guide to Choosing the Right
Yarn Weight Chart & Guide to Yarn Sizes/Types
Crochet Hook Size Guide: Chart, Types & Comparisons for Beginners
A Guide to Crochet Thread and Steel Hook Sizes