LulzBot Dual Extruder Tool Head, V2 Our new LulzBot TAZ Dual Extruder Tool Head v2 features our popular LulzBot Hexagon Hot End The hot ends all-metal construction raises the maximum extrusion temperature to 300C, allowing you to print with even more specialty 3D printing filament materials Further upgrades include a precision machined aluminum extruder mounting plate for easier setup and a more reliable experience, print after print