We sell high quality individually machined Nozzles in sizes 0.2mm, 0.3mm, 0.4mm, 0.6mm, 0.8mm & 1mm. Our nozzles are not die-casted like cheaper products. Brass nozzles are popular general general purpose nozzles for 3d printing. We recommend Stainless steel nozzles for longer lasting performance. And for Carbon Fiber 3d printing we recommend our Martensitic Steel Hardened nozzles for the ultimate temperature handling & wear resistance.