PP is a soft material and

TL-Smoother is an add-on module for stepper motor drivers that is installed inside the control board

it is a material that ensures great prints time after time

hardened steel

The original ruby nozzle perfectly fits any E3D style hotend and this version is compatible with MK8 style hotend

Redetec - Protocycler + W. Grinder ReDeTec PP is a soft materialThe ProtoCycler+ is the most advanced desktop extruder on the market. It features revolutionary extrusion hardware and digitally regulated filament diameter control. The advanced software provides a new level of extrusion control when experimenting with polymers and additives. ProtoCycles gives you: Patented extrusion technology Independent 3D printing laboratory Reduced costs Smaller environmental footprint High quality and safety standards Supports