pieces 1.75mm M6x40mm Nozzle Grooves for 3D Printer Extruder

General Description: This set of 5 M6x40mm nozzle throats is designed for 3D printers using 1.75mm filament. Made of high-quality stainless steel, these screws are durable and ensure a long service life. A PTFE tube is included to ensure smooth filament flow, which is essential for optimal 3D printer performance. Technical Specifications: Material: Stainless steel, PTFE Dimensions: M6 x 40 mm Thread outer diameter: 6 mm Thread inner diameter: 4 mm (one end), 2 mm (the other end) PTFE tube length: 20 mm PTFE tube outer diameter: 4 mm PTFE tube inner diameter: 2 mm Suitable for: 1.75 mm filament Quantity: 5 pieces Compatibility and Accessories: Compatible with all 3D printer extruders using 1.75 mm filament. Ideal for assembling a 3D printer or replacing a worn or broken part.