Micro Drill Bits 0.4mm Set For PCB And Metalworking, DIY Friendly Mini CNC Precision Twist Drills, 38mm Length, Hard Alloy PCB Drill Bit Set, 10 Pack For Printed Circuit Boards And Small Metal Holes

Precise 0.4mm Micro Drill Bit Set for PCB and Metalwork
✔️ 10pc 0.4mm hard alloy PCB drill bits, 38mm length pack

These compact twist drills are built for accuracy in printed circuit boards and thin metal parts. The 0.4mm diameter lets you create tiny vias, clean holes for component leads, and make neat pilot holes in hobby electronics or small CNC projects.

✅ 0.4 mm diameter twist drill bits for precision holes
✅ 38 mm length for reach in tight spots
✅ Hard alloy construction for durability in metal drilling
✅ Set contains 10 pieces for PCB and light metalwork
✅ Compatible with DIY CNC and handheld drills

💡 What is a handy micro drill bit set used for in PCB and metalwork? This quick guide covers common uses.

- precise tiny-hole drilling for PCBs and thin metals - 0.4mm bits deliver tiny, accurate holes for vias and component leads - 38mm length helps reach recessed areas in electronics builds - ideal for DIY CNC projects, electronics hobby, and model making