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This Drill bit is for cleaning of the nozzle, before use it, first please make sure your nozzle is heated to the temperature of printing the filament you was used, for example, if you were use ABS filament, please heat the nozzle to 200-220º Celsius, PLA is about 180-200º Celsius
Features: The drill bit is needle-shaped and mainly serves to clean the nozzle. The surface has no cutting thread and does not scratch the nozzle.Lengthened, apply with new technology, not easy to break, bendable, new products promotion
The delivery specifications：