BOYE-Steel Crochet Hook Pack. Perfect for tiny projects. This package contains 6 silver steel crochet hook in assorted sizes: US-0 (3.25mm); US-1 (2.75mm); US-7 (1.65mm); US-8 (1.5mm); US-9 (1.4mm); and US-10 (1.3mm). Each hook measures 5 inches long. Imported.