Features: 1.MK8 nozzles are made of high quality brass. 2.Heavy load, long service life. Easy to install and replace. 3.The printer nozzle can effectively prevent the printing head from leaking and produce a consistent printing effect, smooth and glossy polishing. 4.Reduce corner resistance and avoid using rounded corners to block the filament. It is easy to identify the engraving dimensions on each nozzle. 5.Applicability and compatibility - MK8 extruder nozzle is suitable for 3D printer Makerbot Creality cr-10, MK8 Makerbot Reprap Prusa I3, compatible for all 1.75mm PLA ABS 3D printers. It's exactly the same as the original. specification: MK8 nozzles are made of high quality brass. Heavy load, long service life. Easy to install and replace. The printer nozzle can effectively prevent the printing head from leaking and produce a consistent printing effect, smooth and glossy polishing. Reduce corner resistance and avoid using rounded corners to block the filament. It is easy to identify the engraving dimensions on each nozzle. Applicability and compatibility - MK8 extruder nozzle is suitable for 3D printer Makerbot Creality cr-10, MK8 Makerbot Reprap Prusa I3, compatible for all 1.75mm PLA ABS 3D printers. It's exactly the same as the original. : Material: Brass Color: Gold Input Diameter: 1.75mm Output Diameter: 0.4mm Thread: M6 Package Weight: approx.22g Package List: 10 * Extruder Nozzle Note: 1. Please allow slight error due to manual measurement. 2. Different monitor colors may be different. Thanks for your kind understanding.