MK8 Nozzle 3D Printer Extruder Nozzles Hardened Steel, Brass Nozzle 0.4 mm High Temperature Pointed Wear Resistant Nozzle and 0.4 mm Cleaning Needles Compatible with Makerbot, Ender 3 (53)

Subtle error: The inner wall of the MK8 nozzles is smooth and has no burrs with good touch, its viscosity coefficient is small, and extruder nozzle diameter error is less than 0.02 mm to provide you an accurate and smooth extrusion. Durable quality: The MK8 nozzles are a high-temperature carburized, hard-formed and hot-formed steel with good wear resistance and heat resistance, so they can serve you for long time and meet your daily need. Specifications: Size: Nozzle caliber: 0.4 mm Filament diameter: 1.75 mm Material: hardened tool steel and brass Color: as picture shown Package includes: 8 x Hardened steel 3D printer nozzles 40 x Brass 3D printer nozzles 5 x Nozzle cleaning needles 1 x Storage box Warm notices: Small accessories, please keep away from children. This hardened steel nozzle is difficult to process and the process is complicated, so there may still be defects, hope you can understand. The mention of brand names and any related models above is only for purposes of demonstrating compatibility.