Check the listing for details. .3mm 3D Printer Extruder Nozzle Head Clog Cleaner KIT Bits + Pin Vise Tool. Condition: New. Listed at 12.95 USD. Daewon Industries offering 3D printer accessories parts kits 1.75mm 3.0mm filament nozzle backed-up bundle 3D nozzles restore jammed clogged poor print quality solution For Miniatures, Modeling, Jewelry, Precision Carvings, Plastics, 3D printing more ... THE TOOL: -3.5" Pin Vise -1 Chuck -Double Sided -1/8" and smaller capacity This multi-functional tool is perfect for countless jobs: Hand cleaning the nozzle head to your 3D printer Small scale miniatures Dollhouse Miniatures Modeling: Cars, Trucks, Trains ..... Wire for jewelry Sandings Carvings Drilling Instertion Holes Piercing Saws or Fret Saws Jewelry Making Woodworking Plastics THE BITS: **For multiple uses, including clearing nozzle clogs in most 3D printers Quantity: 4 bits Size: .3mm Shank: 3.175mm (1/8") Product Information These micro drill bits are of the highest quality Made in Japan Many Other Uses: They are great for making precision holes for those in the arts and crafts field or those who just dabble. For toy making, including toy trains and cars. They can be used for woodworking. Also for cleaning 3D printer nozzles. One very common use is for making jewelry. In addition to those uses, these bits are used by the largest companies in the world. They are the only bits that Samsung will use in their production of any circuit boards, whether it be for cell phones or computer chips. Bits from China will get the job done, but the precision quality and durability of these Japanese bits from the Union company make them essential to jewelry and toy makers