Features: 100% brand new and high quality Made of high-quality stainless steel bronze and silicone materials, the appearance is exquisite, strong, comfortable and durable. 0.4mm, 0.6mm, 0.8mm, 1.0mm, 1.2mm nozzles fit 3D printer, difference size, satified your every need. The asvanced thermistor and heating tube assembly can heat quickly and sense the temperature of the nozzle timely. Optimized design of heatbreak decreases the loss of heater block temperature by reducing heat conduction, it transfers its temperature to the radiator, which ensures the production stability Package includeds:1x 24V 64W Heating Tube; 1 x 100k Thermistor (NTC100k Probe 3x5mm Xh2.54, 2pin White Terminal, Cord Length: 60mm);6 x 0.4mm Nozzle 1x 0.6mm Nozzle, 1x 0.8mm Nozzle, 1x 1.0mm Nozzle, 1x1.2mm Nozzle1 x m6 Hose;1 x Crater Heating Block;1 x Extruder Handle Silver/Black Package Includes: 1x 24V 64W Heating Tube 1 x 100k Thermistor (NTC100k Probe 3x5mm Xh2.54, 2pin White Terminal, Cord Length: 60mm) 6 x 0.4mm Nozzle 1x 0.6mm Nozzle, 1x 0.8mm Nozzle, 1x 1.0mm Nozzle, 1x1.2mm Nozzle 1 x M6 Hose 1 x Crater Heating Block 1 x Extruder Handle Silver/Black Specifications: Material: Stainless Steel + Bronze+Silicone Nozzles Size: 0.4mm(6Pcs) 0.6mm(1pc) 0.8mm(1pc) 1.0mm(1pc) 1.2mm(1pc) Extruder Handle Color:Silver/Black (Optional) Heating Tube: 24V 64W Quantity: 1 Set note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.