The M2 nozzles are designed for high temperatures, abrasion resistance and with superior non-stick properties. Nozzles are machined from M2 high speed steel, hardened and tempered to 68 HRC, plated with Electroless Nickel Plating, and coated with WS2 coating.
The M2 nozzle can operate up to 450C without losing the hardness.
M2 Hardened High Speed Steel:
Coefficient of friction: 0.035