DetailsSuper hard nozzle. Made from ruby or sapphire. Sapphire and ruby are one level softer on the hardness scale from Diamond. Print many spools of CF filament with no wear.
These work on UM2, UM2+ and will work on UMO if you change or remove the fan shroud and readjust Z home position.
Also compatible with Raise3D, Printrbot, Lulzbot. These are e3dv6 style compatible nozzles.