Hotends for the Series 1 Pro or Series 1 w/ ribbon cable style pcb's
.4mm SS - Stock Replacement Hot End
.6mm SS - Larger orifice Hot End for printing larger layer heights and speeds
.4mm Tungsten - Longer life than the stock .4mm and allows longer use of metal pla's or carbon fiber materials which degrade the stock nozzle quickly.
Each version of the hotend will come with 2 thermal paste containers.