Features: Elevates your 3D printing experience with our For MK4 3D Printers Hotend Kit. Featuring a hardened nozzle for exceptional durability and precision. The kit includes a silicone sock for the hotend, ensuring consistent temperature control and reduced filament adhesion for a smoother print finish. Our hotend kit delivers efficient performances across various applications. Complete with both brass and hardened steel nozzles, to tackle any project with confidence and ease. Specifications: For MK4 Hotend Kit Nozzles: 1PC V6 0.4mm Brass Nozzle and 1PC V6 0.4mm hardened steel nozzle Package Includes: 1PC Heating Block 1PC Silicon Sleeve 1PC Thermistor 1PC Heating Rod 1PC Tube 1PC V6 0.4mm Brass Nozzle 1PC V6 0.4mm hardened steel nozzle 1PC Temperature Measurement Cable note: Due to problem of lighting effect and shootings, there will be tolerances in the product, please understand. Please allow 0-1cm error due to manual measurement.