Fluidity in Creation: The nozzle's meticulously designed flow profile guarantees an uninterrupted material flow, maintaining a consistent extrusion rate. Smooth inner wall without burr, minor viscosity coefficient, smoother tapping. Say goodbye to frustrating printing halts due to clogging - this nozzle ensures a smooth and reliable printing experience. High-Temperature Resistance: The max temp of this hardened tool steel nozzle could reach 500c, suitable for 3D printing at high temperatures, It is Suitable for most materials such as 1.75mm PLA, ABS, PETG, TPU, PP, PC, NYLON, , PEI, etc Please note:There may be slight color difference or discrepancy in the actual product, which does not affect the use, please don't mind, thank you! Color:As Shown Material:Hardening Steel Package Contents: 6 * hardened steel nozzles (3pcs 0.4mm, 1pcs 0.2/0.6/0.8mm) 2 * Silicone Cover Sock 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.