Description: Nozzle diameter of 0.4MM, accuracy, easy disassembly Improve assembly, cooling, new appearance and enhance the effective life of the nozzle, to facilitate product maintenance, replacement and maintenance Using high-purity aviation aluminum and imported from Germany CNC machining center production 0.4 / 1.75mm, the throat pipe thru the throat pipe, please insert the pipe into the bottom of the nozzle Specification: Material: aluminum alloy Size: 6.7*3*1.7CM Scope of application: 3D printer Package Includes: 1x color mixing nozzle hotend with cable Note: Not including anyother accessories