Nozzle diameter: 0,4 mm Product material: Titanium alloy + Copper alloy + Hardened steel Compatible filaments: PLA, ABS, PETG, TPU, PP, PC, PLA-CF, PA-CF, PET-CF, etc. Compatible printers: QIDI Plus 4 The nozzle and heat break feature an all-metal integrated design, which facilitates quick disassembly and convenient replacement. Upgraded material, suitable for printing various filaments. The thermal throat is made of titanium alloy, which reduces thermal conductivity. The nozzle is composed of copper alloy and hardened steel, which supports the printing of various filaments.