These 4″ (10 cm) precisely-machined lace tips are made of surgical stainless steel. The size is laser imprinted on each tip.
Sizes 2 (2.75mm) – 8 (5mm) have a SMALL [S] size join and work with ChiaoGoo SMALL [S] diameter cables. Sizes 9 (5.5mm) and up have a LARGE [L] size join and work with ChiaoGoo LARGE [L] diameter cables.
Small-diameter cords for sizes US 2 (2.75mm) - US 8 (5.0mm) are available here and here.
Large-diameter cords for size US 9 (5.50mm) and up are available here and here.
ChiaoGoo Spin and Twist products are interchangeable within the same cord diameter (e.g., you may use US7 Twist tips with Small Spin cords and vice-versa).