10 Pcs Print Circuit Board Drill Bits,PCB Carbide Micro Bits Tool Set(0.1mm)

Drills bits are perfect for delicate drilling through hard materials for model engineering, jewelry repairs, craft work, suitable for PCB, SMT, CNC, mold, sculpture, plastic, copper, stainless steel. Drill bit has a large scraps discharge space,reduce cutting force and broken drill,little resistance and smoothly during the scraps discharge,improve the quality of hole wall. Size:Length: 38.1mm / 1.5";Cutting Edge 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;Box Size: 8.7 x 5.3cm / 3.42 x 2.08". These bits are made of high quality materials,work fantastic on PCB boards. Sharp and twisted flute will make the drilling be more easy. PCB drill bits are easy to change out and do a great job cutting through the PCB for solder holes.Come in a great storage container that is easy to grab the drill bit you need when you need it.