LinkMejor Metric Machine Tap and Drill Bits Set,M2 H2 Uncoated 3 Straight Flutes Thread Tapping DIY Tool 1.6mm Tungsten Carbide CNC Engraving Print Circuit Board PCB Drilling Bit 12pcs

Specifications:(1)Metric Machine TapMaterial: HSS (High-Speed Steel) Total Weight: 3gAccuracy: H2Thread Size: M2Shank Width: 2mm / 0.08 inchThread Length: 10.8mm / 0.43 inchTotal Length: 43.4mm / 1.71 inchStraight 3 flutes are ground to provide rapid chip removal for efficient threading.Used with some cutting fluid or keep it wet when tapping, the will last longer.The mini metric are mainly used for clocks, watches, low hardness wood and soft metal hole processing.(2)PCB Drill BitsCutting Edge Diameter (CED): 1.6mmCutting Edge Length: 12mmShank Diameter: 3mm / 1/8" (approx.)Overall Length: 38mm / 1-1/2" (approx.)Cutting Edge Material: Tungsten CarbideShank Material: HSS (High Speed Steel)1. Long Tool Life: With high hardness, high wear resistance, high strength, resistance to bending, anti-impairment. Long-lasting bits are made from Tungsten Carbide for precise, easy experience.2. Spiral Flute Bits: Tip spiral flute drill bits with sharper cutting edge, reduce cutting force and prevent drill broken, improve the drilling accuracy.3. High Precision: With sharp cutting edge, milling groove and clean surface, these sets of tool work quickly and cleanly, no glitches or scrap left.4. 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.Package Contents:2 x Metric Machine Tap10 x PCB Drill Bits