Compatible Models: These nozzles kit is compatible with for 2 3D printer. 20PCS Nozzles Kit: nozzles are made of high-quality materials, which has better thermal conductivity and high hardness for better printing. Smooth Inside: Smooth inner wall without burr, minor viscosity coefficient, smoother tapping.Cutting chamfer design, reducing resistance, smooth feeding, barely blocking. Better Compatibility and Applicability: Works with most FDM printing materials such for PLA, ABS, PETG, TPE, TPU, PC, etc. Material: brass colour: gold Package Contents: 20 x brass nozzles (8PCS 0.4mm, 3PCS 0.2mm, 3PCS 0.6mm, 3PCS 0.8mm, 3PCS 1.0mm) 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.