Parameter: inlet diameter 1.75mm; outlet diameter 0.4mm; Thread: M6 Applicability and Compatibility: Compatible with -10 and MK8 Reprap Prusa I3 3D printers, compatible with all 1.75mm PLA ABS 3D printers Premium Material: The 3D printer nozzles are made of high quality brass, sturdy and durable, connect with M6 thread, easy to install Caution: Small parts, please keep away from children Color: Gold Material: Brass Hexagon Diameter: 6mm Thread: M6 Inlet Diameter: 1.75mm Outlet Diameter: 0.4mm Quantity: 60pcs in total Package Included 60 x 0.4mm Nozzle Print Head 2 x Box Plastic Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.