Aluminium Crochet Hook sizes 2mm to 12mm - Craft Knitting Yarn Needles. Smooth and lightweight aluminium crochet hooks come in assorted vibrant colours. They are available in the following sizes: 2.00mm, 2.50mm, 3.00mm, 3.50mm, 4.00mm, 4.50mm, 5.00mm, 5.50mm, 6.00mm, 6.50mm, 7.00mm, 8.00mm, 9.00mm, 10.00mm, 12.0mm. Please note that colours are not specific to any one hook size and colour(s) supplied will vary.
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