![3D printer extruder hot end three in one out, 3 in 1 out three color printing head single nozzle color changing function 3D printer extruder hot end three in one out, 3 in 1 out three color printing head single nozzle color changing function](https://ae01.alicdn.com/kf/HTB1D.L0XOLrK1Rjy1zdq6ynnpXag/3D-printer-extruder-hot-end-three-in-one-out-3-in-1-out-three-color-printing.jpg)
3D printer extruder hot end three in one out, 3 in 1 out three color printing head single nozzle color changing function
![Original Prusa i3 MK2 Multi Material Upgrade Release - Dual/Quad extrusion - Original Prusa 3D Printers Original Prusa i3 MK2 Multi Material Upgrade Release - Dual/Quad extrusion - Original Prusa 3D Printers](https://blog.prusa3d.com/wp-content/uploads/2016/09/MK2_MM_featured.jpg)
Original Prusa i3 MK2 Multi Material Upgrade Release - Dual/Quad extrusion - Original Prusa 3D Printers
![Sculpman aims to redefine FDM 3D printing with new Variable Nozzle Technology - 3D Printing Industry Sculpman aims to redefine FDM 3D printing with new Variable Nozzle Technology - 3D Printing Industry](https://3dprintingindustry.com/wp-content/uploads/2021/10/sculpman_8-1024x769.jpg)
Sculpman aims to redefine FDM 3D printing with new Variable Nozzle Technology - 3D Printing Industry
![Autodesk Project Escher Aims to Speed Up Additive Manufacturing with Multiple Nozzles - Robotics 24/7 Autodesk Project Escher Aims to Speed Up Additive Manufacturing with Multiple Nozzles - Robotics 24/7](https://www.robotics247.com/images/article/Autodesk-Project-Escher-3D-printing-with-multiple-printheads.jpg)
Autodesk Project Escher Aims to Speed Up Additive Manufacturing with Multiple Nozzles - Robotics 24/7
![Technologies | Free Full-Text | Open Source Multi-Head 3D Printer for Polymer-Metal Composite Component Manufacturing Technologies | Free Full-Text | Open Source Multi-Head 3D Printer for Polymer-Metal Composite Component Manufacturing](https://www.mdpi.com/technologies/technologies-05-00036/article_deploy/html/images/technologies-05-00036-g001.png)
Technologies | Free Full-Text | Open Source Multi-Head 3D Printer for Polymer-Metal Composite Component Manufacturing
![Optimal design and development of multi-nozzle and multi-material based lower cost 3D printer – School of Engineering and Digital Sciences Optimal design and development of multi-nozzle and multi-material based lower cost 3D printer – School of Engineering and Digital Sciences](https://seds.nu.edu.kz/wp-content/uploads/2021/02/3D-printer.png)
Optimal design and development of multi-nozzle and multi-material based lower cost 3D printer – School of Engineering and Digital Sciences
![Multi-Material 3D Printing Improved with Novel Extruder - 3DPrint.com | The Voice of 3D Printing / Additive Manufacturing Multi-Material 3D Printing Improved with Novel Extruder - 3DPrint.com | The Voice of 3D Printing / Additive Manufacturing](https://3dprint.com/wp-content/uploads/2018/11/extruder.png)