3d Filament extruder machine / 3d filament maker Desktop 3D printing consumables extruder 1.75mm 3mm Speed Adjustable REX-C100 3d Filament extruder machine / 3d filament maker Desktop 3D printing consumables extruder 1.75mm 3mm Speed Adjustable REX-C100. Sale price : $515.31 Category : Tools