[Characteristics] appearance with lettering, small viscosity coefficient on the inner wall, reducing resistance, tight fitting of the joint, preventing print head leakage [Parameter]Input diameter 1.75mm; output diameter 0.4mm; out thread: M6 [Compatibility]Fit for 3D Printer MK8 Anet A6 Anet A8, -10 -10mini -10S S4 S5, MK8 Reprap Prusa I3, 2, 3 and 5. Compatible with all 1.75mm ABS 3D printer. Attention: , keep from children. Colour:Golden Material:copper Package Contents: 30 * 0.4mm printer nozzles 1 * plastic box Only the above package content, other products are not included. Note: Light 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.