3D Printer Nozzle Cleaning Needles Set - 0.15-1.0mm for MK8 Nozzles

3D Printer Nozzle Cleaning Needles — 0.15 to 1.0mm Set for MK8 Nozzles

A set of fine spring-steel cleaning needles from 0.15mm to 1.0mm, for clearing filament residue and blockages from 3D printer nozzles. Fits MK8 and similar nozzles.

Key Features

• 0.15mm to 1.0mm needle sizes
• High elasticity spring steel
• For MK8 and compatible nozzles

Match the needle to your nozzle size or go slightly under — a needle larger than the nozzle bore will widen it permanently, and then your prints are wrong in a way that is hard to diagnose.

Use

Clean the nozzle hot, from the outside in, with the printer at printing temperature so the residue is soft. Do not force a needle into a cold nozzle; you will snap it off inside, and that ends the nozzle.

A cold pull with cleaning filament clears most blockages better than a needle. Use the needle for the last of it.

Safety

The nozzle and heat block are at 200–260°C. Use pliers or gloves, never bare fingers, and keep clear of the heated bed. Do not lean over the hot end — some filaments give off irritating fumes when overheated, so ventilate. Keep the needles capped and away from children.