Compatibility: The printer nozzles are compatible with -10, MK8 Reprap Prusa I3, Tarantula Tevo, Anet A8, 3, etc. Size: 3D printer nozzles, Outer thread: M6, Filament diameter: 1.75 mm, Output diameter: 0.2 mm, 0.3 mm, 0.4 mm, 0.5 mm, 0.6 mm, 0.8 mm, 1.0 mm. Sturdy and high temperature resistance, smooth silk, connects with M6 on , easy to use. NOTE: 1. After changing the nozzle, please calibrate the distance between the nozzle and the build plate to ensure the quality of the printed parts. 2. Small accessories, please keep out of reach of children. Color: Gold Material: Copper Package Contents: 4 x 0.2mm 3D printer nozzles 4 x 0.3mm 3D printer nozzles 20 x 0.4mm 3D printer nozzles 4 x 0.5mm 3D printer nozzles 4 x 0.6mm 3D printer nozzles 4 x 0.8mm 3D printing nozzles 4 x 1.0mm 3D printing nozzles 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 to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.