Solid Carbide Twist Drill Bit

twist drill bit

Product Details

  • Material: tungsten carbide
  • Super hardness and sharpness
  • Size: 1.0mm-20mm
  • Durable and efficient

Technical Data

  • Material: Made of tungsten carbide (e.g., C2/K20), HRA 89+, applicable for workpieces up to HRC 65.
  • Key Dimensions: Drill diameter 0.3 – 40mm, total length 50 – 330mm; 1 – 4 flutes, spiral angle 15° – 30°, standard drill tip angle 118°.
  • Coatings: DLC, TiAlN available; DLC coating (≈1μm thick) has HV 2500 – 3100 hardness for anti – friction.
  • Cutting Params: Fits CNC machines; cutting speed varies by material, with precision up to 0.005 – 0.01mm.

Advantages

  • Rapid Chip Evacuation
  • Durable & Stable
  • Wide Applicability
  • Smooth Drilling.

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