With higher pressures and higher temperatures, print options are limitless. With these capabilities, the Pellet Feed extruder is one of the most cost effective options for the AM1. Learn more about the Pellet Feed extruder in the video below. Nozzle Sizes: 4.0, 3.0, 2.0, 1.5, 1.0, 0.5 mm. other sizes available upon request.