This is a woodturning project kit. Hardware only. A lathe is needed to make the finished handle. Blanks, bushing set, drill bit, and all other turning tools and accessories are not included. Includes (6) interchangeable metal crochet hooks in the following sizes: C/2–2. 75mm, D/3–3. 25mm, E/4–3. 5mm, F/5–3. 75mm, G/6– 4mm, and H/8–5mm. Also includes the hardware needed to make one handle: 8mm Brass Tube, Retaining Spring, Clip, and Cap; and a magnetic close travel box to hold the handle and all (6) hooks. Compatible with bushing set PKSRBU. Minimum blank size needed to turn is 3/4" x 3/4" x 3-1/2". Easy to make interchangeable handle. Allows for quick swap out of hooks. Just flip the hooks to easily store into its handle. Replacement hooks are available from Penn State Industries. Other hook sizes available separately: I/9-5. 5mm (PKCR0I9), J/10-6mm (PKCR0J10), and K/10. 5-7mm (PKCR0K105).