Design Nozzle: for 3 Flat mouth nozzles fix the leak issue and enjoy your 3d printer world. Notice: This hotend kit replacement is compatible with for 3/Combo/ Pro FDM 3D printer. Tungsten Carbide Coated: It has a strong adsorption capacity, effectively preventing molten plastic from sticking to the nozzle. Simple Installation: Remove the old hot end and install the new hotend to start. (Heating tube, thermistor, nozzle etc are pre-installed) Filament material: The print for 3 works with 1.75 mm PLA/ABS/PETG/TPU/Wood filament. Please note that there is a slight color difference or discrepancy in kind, it does not affect the use, please do not mind, thank you! Colour:As Shown Material:brass Nozzle:0.4mm Package Contents: 1 * Hotend kit with Extra 2 Silicone Cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.