0.3mm Carbide PCB Drill Bits Set For Mini CNC Drilling On Printed Circuit Boards With Shank One Eighth Inch 3.175mm 38mm Length And 5.5 To 10.5mm Cut 10 Pieces In A Box For Precise Micro Drilling

Fine 0.3mm carbide PCB drill bits for micro drilling
✔️ Precise 0.3mm carbide PCB bit set, 38mm length, 3.175mm shank, 10 pcs

These compact carbide drill bits are designed for high-precision drilling on printed circuit boards. They’re ideal for mini CNC machines and handheld micro-drills where clean vias and tiny holes matter. Each box contains 10 pieces ready for immediate use.

✅ Diameter: 0.3mm (0.012"), 1/8" shank fits compact gear
✅ Overall length: 38mm (1.50"), cut length 5.5-10.5mm (0.217"-0.413")
✅ Shank: 3.175mm (1/8"), tungsten carbide construction
✅ Pack: 10 pcs per box, ready to drop into your CNC

💡 What is a handy use case for a 0.3mm carbide PCB drill bit set?

These tiny bits make it easy to drill clean micro-holes on PCBs during electronics prototyping. - ideal for tiny vias and test rigs in electronics prototyping - works with compact CNC mills and micro-drilling rigs - tungsten carbide resists wear for long life - compatible with 1/8 inch collets for small machines