1 Bugles extruder machine use corn flour, wheat flour and other grains as raw material to produce extruded snacks. 2 Different shapes can be made by adjusting the dies from extruder 3 The screw material of bugles making machine is 38CrMoAl.It has high strength and wear-resting. 4.After-sales Service Provided: Free spare parts, Field installation,Commissioning and training, Field maintenance and repair service, Video technical support, Online support. 5.Guarantee time is 2 year.