10Pcs PCB Micro Drill Bits Set One Eighth Inch Shank Tungsten Carbide Mini Twist Drill Bits For SMT CNC Precise 2.1 2.2 2.3 2.4 2.5 mm Core Bits Sharp Low Chip Buildup Great For Circuit Board Holes

10-Piece Tungsten Carbide PCB Drill Bit Set for SMT boards
✔️ 1/8" shank, 1.5" long, diameters 2.1-3.0 mm, 10 pcs

These carbide micro drill bits are designed for precision holes in printed circuit boards, SMT/CNC assemblies, and other electronics manufacturing tasks. They excel on copper-clad boards and ceramic substrates, delivering clean holes with minimal burrs.

✅ Shank: 1/8" (3.175 mm) Length: 1.5" (38 mm) Material: Tungsten carbide
✅ Cutting edge diameters: 2.1-3.0 mm (2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8, 2.9, 3.0)
✅ Fine grind edge for sharp, precise PCB hole drilling
✅ Low chip buildup and smooth removal minimizes heat
✅ Pack of 10 carbide micro drill bits for PCB SMT/CNC work

💡 What is a common question about PCB drill bits and how they help in electronics projects? These handy bits are designed to provide clean, accurate holes in circuit boards during assembly. - carbide drill bits improve PCB hole quality and finish - micro size options 2.1-3.0 mm map to vias and pads - 1/8" shank fits common drill chucks for handy use