Features: For 1.75mm filaments, including ABSPETG, TPUs, PP, PC, nylon.And composite materials containing grinding additives, such as carbon fiber steel, wood, carbides, and phosphorescent pigments. Bimetal structure: The nozzle adopts a bimetallic structure, which has the characteristics of high temperature resistance Wear resistance, can meet the needs of high-strength printing, and extend its service life. Wear and corrosion resistance: Bimetallic materials have good wear and corrosion resistance Suitable for long-term printing and use, reducing maintenance and replacement frequency. Specifications: Material: Chromium Copper+Hardened Steel Size：approx 0.4mm/0.6mm/0.8mm Types for ：for Volcano/ K1 Volcano/E3DV6/MK8/Neptune Quantity： 1PC Filaments : 1.75mm Package Includes: 1PC 3D Printer Nozzle 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.