HSS Twist Drill Bits with Tungsten Carbide Tip

twist drill bits

Product Details

Technical Data

  • Diameter: 1–16mm; straight shank; total length 50–150mm (varies by diameter).
  • Tip: Tungsten carbide (WC-Co) tip; 118°/135° point angle; 25–30° helix angle.
  • Others: HSS body + brazed carbide tip; H8 tolerance; bright/black oxide finish; right-hand cut.

Advantages

  • Cuts hard materials (stainless steel, cast iron, alloy steel) effortlessly.
  • Wear-resistant carbide tip ensures 3x longer service life than pure HSS bits.
  • Precise centering, no slipping; deep flutes enable smooth chip removal.
  • Versatile for industrial machining and heavy-duty DIY, compatible with rotary drills.

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