Accept Nozzle with M6
Inner hole for heater tube: 6mm
Inner hole for thermocouple/thermistor: 3mm
Inner hole for set screw: M3
Suitable for Filament : both 1.75mm and 3.0mm M6 Nozzle
Both color Silver and Black (Oxidation process)
Heating fast, heating evenly, smooth silk.
Aluminum heating block sandblasting oxidation treatment
After installation, the tightness of the screw is high and the leakage problem is effectively prevented.