This is MK8 style nozzle, it is made from a A2 Tool Steel, heat treated to 57-62 RC and plated with TwinClad XT coating. If you are working with abrasive Carbon Fiber, Stainless Steel, wood filled or any other metal filled filaments, this will greatly improve the life of your nozzle.
A2 Hardened Tool Steel Plated with TwinClad XT
Fits: MK8 Extruders, Creality CR-10, Tevo Tornado, MakerBot, CraftBot, BQ Witbox
1.75mm Filament
Orifice size: .4mm
Made in USA by Micro Swiss