2Set (20Pcs) 0.15-1.0mm Carbide CNC Engraving Circuit Board Micro PCB Drill Bits
Specification: Cutting edge diameter (CED): 0.15mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm; shank diameter: 3mm / 1/8" (approx.) overall length: 38mm / 1-1/2" (approx.)
Long Tool Life: With high hardness, high wear resistance, high strength, resistance to bending, anti-impairment. Made from Tungsten Carbide for precise, easy experience
Spiral Flute Bits: Tip spiral flute drill bits with shaper cutting edge, reduce cutting force and prevent drill broken, improve the drilling accuracy
High Precision: With sharp cutting edge, milling groove and clean surface, these sets of tool work quickly and cleanly, no glitches or scrap left
Great Use: Great for PC Boards, Plastics, Fiberglass, Wood, Soft Metals. Fit for: PCB drilling machines, engraving machine, CNC and high precision special drilling equipment