Make 9? (23 cm) through 14? (36 cm) circulars with this set of TWIST SHORTIES! The set includes 12 pairs of 2? & 3? (5cm & 8cm) solid, surgical stainless steel tips US0 (2mm) â US3 (3.25mm) in a secure tip sleeve, MINI diameter red cables in 3 lengths: 5? (13cm), 6? (15cm) & 8? (20cm), end stoppers, tightening keys, connectors, stitch markers and a mini needle gauge all in a red, pocket-sized nylon fabric pouch. The tips have a tightening hole to ensure you get a secure connection.