The set includes hardware to make 1 handle and 6 interchangeable metal crochet hooks.
Sizes; C/2 – 2.75mm; D3 – 3.25mm; E4 – 3.5mm; F5 – 3.75mm; G/6 – 4mm and H/8 – 5mm. Includes a convenient travel box to hold the handle and 6 hooks.