Item Type: Printer Nozzles Cleaner KitMaterial: BrassInput Diameter: Approx. 1.75mm / 0.07inOutput Diameter: Approx. 0.4mm / 0.02inExternal Thread: M6Thread Length: Approx. 4mm / 0.16in .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1Material: These 3D printer nozzles are made of high quality brass, and the nozzle cleaning needles are made of high quality stainless steel. 2Long Service Life: Using sophisticated production technology, the 3D printer accessories are heavy duty and have a long service life. 3Nozzle: The extruder nozzle can effectively prevent the print head from leaking and produce a consistent printing effect with a smooth gloss. 4Excellent Cleaning Needles: These nozzle cleaning needles are very flexible, strong, and easy to bend the needle into a nozzle without breaking. 5Applicable Scene: These needles are designed for 0.4mm 3D printer nozzles and are excellent accessories for 3D printers.