10 Piece Tungsten Carbide Drill Bit Set 0.1mm Precision For Electronics Prototyping And Detailed Modeling, PCB, Jewelry, Plastic, Wood, And CNC Use With Spiral Flute Design For Clean Holes
✔️ 10 pcs, diameters 0.1-1.4mm, 3.175mm shank, 38.1mm length
This 10-piece tungsten carbide drill bit set is built for precision work across electronics prototyping, PCB fabrication, jewelry, plastic, wood, and CNC tasks. The 3.175 mm shank fits common drills for quick tool changes.
✅ Material: Tungsten steel, white steel
✅ Cutting side diameter: 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.7mm, 1.2mm, 1.3mm, 1.4mm (Optional)
✅ Shank diameter: approx 3.175mm (1/8")
✅ Length: 38.1mm / 1.5"
✅ Box size: 87 x 53 mm / 3.43 x 2.09"
✅ Quantity: 10 pcs per set
✅ Weight: approx 38 g
✅ Package includes: 1 Set (10 pcs)
✅ Note: Ring color varies by batch
💡 What is a typical use for a small-diameter tungsten carbide drill bit set in maker projects?
- Handy for PCB drilling and jewelry work
- Great for precise holes in plastic and wood
- Works with CNC and rotary tools for clean, narrow holes