Throat Tube Brass Nozzle for 3D Printer 1.75mm Filament(with Cleaning Tool )

What is this?
Throat Tube and Nozzle are 3D printer extruder accessories, with nozzle cleaning drill bit, compatible with all 1.75mm ABS PLA 3D printers.

What will I get?
Pack of 3  M6 Nozzle Throat Tube; Pack of 3 Print Head Nozzle(0.4mm); Pack of 1 Cleaning Drill Bit(38mm/1.5'' Length); Stainless Steel Throat Tube: Length: 30mm/1.18inch; Diameter: 6mm/0.23inch. Nozzle Length: 13mm/0.51inch; Diameter: 6mm/0.23inch.

Are there any advantages of the product?
The throat tube is made of stainless steel, the nozzle is brass. The nozzle of the extruder adopts a 0.4mm print head, the matching surface of it is smooth and the feeding is more convenient.

How to use it?
Remove the upper part of the extruder, replace the old nozzle and throat tube, loosen the throat tube fixing nut, remove the throat tube, then install the new one, and tighten the fixing nut.

What should  I notice?
Please pay attention to clean the nozzle with cleaning tools in time to prevent clogging.