5PCS 0.15MM 3D Printer Drill Bit Nozzle Cleaning Tool Kit

Manufacturer

Unbranded

The author is discussing the different types of drill bits that are available for use with a 3D printer. He recommends choosing a drill bit that is the same size as the nozzle on your 3D printer. He also recommends choosing a size that is appropriate for the cleaning needle that you will be using.

How to choose:
You can choose a drill bit that is same size or one size down your nozzle, for example, if you had a 0.3mm nozzle to clean, you can buy a 0.3mm or 0.2mm drill.
Size to choose:
0.15mm cleaning needle: total Length 50mm/1.97",Bit Diameter*Bit Length 0.15*25mm/0.006"*0.98";
0.2mm cleaning needle: total Length 50mm/1.97",Bit Diameter*Bit Length 0.2*25mm/0.008"*0.98";
0.25mm cleaning needle: total Length 50mm/1.97",Bit Diameter*Bit Length 0.25*25mm/0.01"*0.98";
0.3mm cleaning needle: total Length 70mm/2.76",Bit Diameter*Bit Length 0.3*40mm/0.012"*1.57";
0.35mm cleaning needle: total Length 90mm/3.54",Bit Diameter*Bit Length 0.35*60mm/0.014"*2.36";
0.4mm cleaning needle: total Length 85mm/3.35",Bit Diameter*Bit Length 0.4*50mm/0.016"*1.97".