It offers one of the lowest coefficient of friction, better than nickel with PTFE co-deposit. Buse Creality K1 K1 Max Micro Swiss FlowTech ™ Hotend Für Creality K1C Mit CM2 ™ Düse Nozzle M3104 Buse Résistante Abrasion Filaments The nozzle is made from a 360 brass base material and plated with TwinClad XT coating. TwinClad XT is a nickel composite coating designed for very low friction Creality K1-K1 Max-CR M4 Uyumlu Pirinç Nozzle(0.4mm) - Hobi Mekatronik TwinClad XT is a nickel composite coating designed for very low friction. The nozzle is made from a 360 brass base material and plated with TwinClad XT coating.