Go To High Precision Tungsten Carbide Drill Bits Set 0.3mm 0.7mm 0.8mm 1.2mm 2.2mm For PCB Mini CNC Drilling Kit 10Pcs Woodworking Tools Alloy CNC Milling Machine 38mm Overall Length 3.175mm Shank

High-Precision Tungsten Carbide PCB Drill Bit Set 0.3-2.2mm
✔️ Diameter range 0.3-2.2mm; shank 3.175mm; length 38mm; 10 pcs

These go-to tungsten carbide drill bits are designed for precise micro drilling in PCBs and compact CNC projects. The set is ideal for electronics prototyping, hobby CNC milling, and other light metal or plastic work where small hole sizes matter.

✅ Diameters: 0.3, 0.7, 0.8, 1.2, 2.2 mm
✅ Shank: 3.175 mm
✅ Overall length: 38 mm
✅ Pack size: 10 pcs
✅ Material: tungsten carbide

💡 What is a tungsten carbide drill bit set typically used for in PCB and micro-machining? Handy for precise, small-diameter drilling on electronics PCBs and plastics. - Highly durable for copper-clad boards and plastic work - Diameter range 0.3-2.2mm covers vias and pads - 3.175mm shank fits standard CNC collets