7X Lifespan: Creality x Phaetus integrated nozzles have been upgraded to high thermal conductivity and abrasion-resistant silicon carbide nozzles that last up to seven times longer than ordinary hardened steel nozzles. Note: Suitable for Creality K2 Plus/ K2/ K2 Pro/ Creality Hi Combo 3D Printers Multi-Filaments Printing: Creality K2 Plus hotend nozzle specializes in the printing of composite materials such as PLA, PETG, ABS, TPU, Carbon Fiber, Glass Fiber, Steel, Wood, Boron Carbide, Tungsten, Phosphor Pigment High-speed Printing: Creality Hi Combo hotend nozzle chamber has been enlarged, and with a 0.4mm caliber nozzle, the maximum flow rate is up to 30 mm3/s, realizing high-speed printing a step faster High Abrasion Resistance: under 50KG PA-CF printing, the inner nozzle aperture only changes by 0.0191mm, and the outer aperture only changes by 0.0195mm, which greatly reduces printing wear and tear Craftsmanship Excellence: 3D printing nozzle 0.4mm has an all-metal integrated design for easy assembly and disassembly. The joints are tightly fitted for continuous printing without leakage ASIN B0F7KFJJQN Item Weight 0.317 ounces Manufacturer Creality Package Dimensions 7.28 x 3.03 x 0.51 inches