Check the listing for details. [3DMakerWorld] Slice Engineering Vanadium Nozzle -1.75mm x 0.4 mm. Condition: New. Listed at 38.35 USD. Key Features: Lifetime warranty against abrasion Wear resistant, plastic repellent coating High speed steel, hardened and tempered to 64 Rockwell C. Would you like an indestructible nozzle? Try this one out. With a 64 Rockwell C hardness (Vickers HV 910) minimum rating, and the highest hot hardness on the market*, it’s virtually unscratchable. It also features a repellent coating to reduce plastic build-up on the nozzle, so you are less likely to experience misprints from plastic being scraped across your masterpiece. People who truly value their prints and put deep care into their finished product — they want the most durable, reliable, premier nozzle to carry out the job. Oh, and did we mention that Slice Engineering offers a lifetime warranty against abrasion? Item Specifics Nozzle Diameter: 0.4mm Filament Size: 1.75mm *compared to other metallic nozzles