5pcs /Pack 1.75/0.4mm MK8 Hardened Steel Nozzle High-Temperature Resistant 3D Printer Extruder Hotend

1. The MK8 Hardened Steel Nozzle is a premium, ultra-durable component designed for high-performance 3D printing. Engineered to withstand extreme temperatures and abrasive materials, it ensures long-lasting precision and reliability for professional and industrial applications. 2. Made from high-grade hardened/mold steel with a surface hardness of HRC 55-60 and an overall hardness of HRC 50.Enhanced via high-temperature carburizing treatment for superior wear/heat resistance and toughness. 3. Fits most MK8-style 3D printers and supports high-temperature materials (e.g., ABS, PETG, Nylon, and specialty composites). 4. Available in 0.2/0.3/0.4/0.5/0.6/0.8/1.0mm diameters for detailed, high-speed, or heavy-duty printing. 5. Weighs only 3g per nozzle for reduced inertia and consistent extrusion performance. 6. Material: Hardened Steel / Mold Steel 7. Filament Compatibility: 1.75mm 8. Nozzle Hardness: HRC 50 (Overall), HRC 55-60 (Surface) 9. Processing Technology: Full-body hardening treatment