This is a pack of 10pcs PCB Drill Bits generally used to drill holes onto a PCB. They are also great for cleaning blocked 3D Printer Nozzles. They are easy, simple to use and can be used to fix blocked nozzles in minutes. This drill bit pack is a powerful tool that any 3D printer owner and DIY PCB maker must have. It contains 10pcs Drill Bits of different diameters - 0.1 mm, 0.2 mm, 0.3 mm, 0.4 mm, 0.5 mm, 0.6 mm, 0.7 mm, 0.8 mm, 0.9 mm and 1 mm. We have carefully selected the best quality drill bits with high strength tolerance to reduce the risk of nozzle damage. The drills are made of Tungsten steel, hard and thin enough to get into the nozzle and extract the blocked filament. The drill bits come in a plastic box which can be used to store the bits when not used.
To clean a clogged drill bit, preheat the nozzle to 200 degrees and gently drill through the nozzle by rotating clockwise. Don't push the drill through the nozzle, you may break the drill bit.