3D Printer Wade extruder All metal E3D J-head Hot End with Heater& Thermistor, 1.75/3mm, 0.2-0.5mm Nozzle optional

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The main advantages.All metal enables working with Polycarbonate up to 300 degrees Celsius and with future materials that require higher working temperatures beyond those supported by plastic extruders and hot end.Tested with PLA, ABS, polycarbonate, nylon and PVA.It is assembled with 4.7ohm 8W resistor and 100K NTC thermistor