5 Best 3D Printer Extruders in 2023 In the world of 3D printing, 3D printer extruders are essential components used in fused deposition modeling (FDM) 3D printing technology. An extruder is a device that pushes thermoplastic filament through a heated nozzle to create a 3D object. Since 2021, there have been many advances in 3D … Continue reading 5 Best 3D Printer Extruders in 2023