ChiaoGoo End Stoppers
Black, white or red rectangular-shaped resin pieces screw into your cable ends to hold a current project while using the tips for another project. Red end stoppers fit onto all MINI TWIST cables(US 000 - 1.5/1.5 - 2.5mm). White [S] end stoppers fit onto all [S] coded cables(US 2 - 8/2.75 - 5mm). Black [L] end stoppers fit onto all [L] coded cables(US 9 - 15/5.50 - 10mm).