Features Specifications: Include 6 thermistor wires and 6 3D printer heating rods, enough quantity for easy installation and replacement. Suitable for protecting electronic products, motors, soldering, painting, packaging and fixing, printed PCB boards. Insulated Wire: It is convenient to pre-wire insulated high-temperature cables, which are safe and reliable in operation and greatly improve work efficiency. Stainless Steel: Cartridge heaters consist of cylindrical stainless steel tubes, which are rust-resistant and corrosion-resistant, have a long service life, and prevent oxidation of the heating wire even at high temperatures. Applicable Models: This hot end heating kit is suitable for Ender 3, Ender 3X, Ender 3 Pro 3D printer models with good compatibility. Provides a very uniform heat distribution, which greatly extends the life of the heater. Smooth Surface: These thermistor wires and heating rods have a smooth surface without burrs and nicks that will not damage the heated bed when used. Specification: Item Type: 3D Printer Hot End Kit Material: ABS, Stainless Steel Applicable Model: For Ender 3, for Ender 3X, for Ender 3 Pro 3D printer Package List: 6 x Thermistor Wires 6 x Heating Rods  Note: Pay attention to the correct operation Package List 6 x Thermistor Wires 6 x Heating Rods