DescriptionThe item is a 3D printer extruder which saves 35% more power. Its stepping motor helps you solve the problems of uneven extrusion, regularly plugging, material reloading. The MK8 extruder has outstanding quality and the best performance for DIY and professional systems.Features- Use it with heatsink or cooled metal base. - Great for DIY your own 3D printer or repair the old one. - Its stepping motor helps you solve the problems of uneven extrusion, regularly plugging, material reloading. - It is easy to maintain the surface condition. Only occasional cleaning can remove dust. - This kit is suitable for 3D printers using V6 Ender-3, prusa heater modules.Extruder Tube- Compatibility: 3D Printer. - Outer Thread: M6. - Inner Diameter: 2mm. - Length: 26mm. - Filament Diameter: 1.75mm. - Material: Stainless Steel.Extruder Brass Nozzle- Nozzle: 0.4mm. - Input Diameter: 1.75mm. - Output Diameter: 0.4mm. - Material: Copper (brass). - Size: 13 * 6mm.