3PCS 0.4mm 3D Printer Nozzle Kit for K2 Plus Combo & Hi Printers, Hardened Steel Replacement with Titanium Alloy Heat Break Copper Structure

Broad Compatibility: Designed for use with K2 Plus Combo and Hi Combo 3D printers, this 0.4 mm nozzle kit is suitable for routine nozzle replacement, regular maintenance and everyday 3D printing applications at home, in workshops or creative studios. Bi-Metal Material Construction: Manufactured from hardened steel, titanium alloy and copper alloy materials, these integrated nozzles provide stable heat transfer, reliable wear resistance and smooth filament flow for consistent day-to-day printing performance. Easy Installation Design: Featuring an integrated all-metal structure, the nozzles are designed for convenient fitting and replacement. Suitable for hobby printing, prototypes, model making and regular workshop printing projects. 0.4 mm Precision Nozzle Opening: The accurately machined 0.4 mm nozzle size supports a balanced combination of print detail and printing efficiency. The refined internal channel design helps support stable extrusion and smoother filament feeding. Compatible with Common Filaments: Suitable for use with PLA, PETG, ABS, TPU and other commonly used filament materials. The 3-piece set provides practical spare nozzles for routine replacement and long-term printing use.