ChiaoGoo 10cm (4") ) precisely-machined, lace tips are made of surgical stainless steel. The size is laser imprinted on each tip. TWIST tips can be used with TWIST Red and SPIN nylon tips. TWIST and SPIN cables and parts are compatible, allowing you to switch tips and parts. ChiaoGoo tip sizes and matching cable sizes [M] - Mini is used for tips 1.5mm to 2.50mm - will fit cables labelled [M] (TWIST) [S] - Small is used for tips 2.75mm to 5.00mm - will fit cables labelled [S] (TWIST & SPIN) [L] - Large is used for tips 5.50mm to 10.00mm - will fit cables labelled [L] (TWIST & SPIN)