9PCS(1Set) B to J 2.0mm-6.0mm Ergonomic Crochet Hooks Set with Long Soft Grip Handles Knitting Needles Crochet Hooks Sewing Tools for Arthritic Hands : Amazon.co.uk: Home & Kitchen
Amour Crochet Hook J (6.0mm) – Clover Needlecraft, Inc.
Crochet Hook Sizes and Abbreviations (US and UK Terminology)