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Carbide Step Drill Bit With AlTiN Coating Spiral Flute Internal Coolant For Hard Metals

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May 22, 2025
Category Connection: Carbide Step Drill
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Tags:
#Metalworking Drill Bits #2 Flute Drill Bit #Straight Flute Carbide Drill
Brief: Discover the AlTiN Coating Carbide Step Drill Bit, designed for hard metals with advanced spiral flutes and internal coolant. Perfect for aerospace, medical, and automotive industries, this drill bit offers superior performance and durability.
Related Product Features:
  • Advanced AlTiN coating withstands temperatures up to 800°C for extended tool life.
  • Optimized spiral flute design with 30°-45° helix angle for improved chip evacuation.
  • Internal coolant system with 2-4 holes for higher feed rates and deeper drilling.
  • Solid micro-grain carbide substrate maintains edge integrity in materials up to HRC 65.
  • Multi-step geometry eliminates tool changes for tapered holes and countersinking.
  • 50% higher cutting speeds compared to conventional coated drills.
  • Exceptional chip control in gummy materials like Inconel and titanium.
  • Reduced power consumption due to efficient cutting geometry.
Faqs:
  • What materials can the AlTiN Coating Carbide Step Drill Bit be used on?
    It is suitable for aluminium, cast iron, steel, Inconel 718, titanium, and other hard metals.
  • Does the drill bit come with an internal coolant system?
    Yes, it features 2-4 coolant holes (Ø1.0-1.5mm) to direct lubricant to the cutting edges.
  • What are the advantages of the AlTiN coating?
    The AlTiN coating provides superior abrasion resistance, withstands high temperatures up to 800°C, and is ideal for dry or semi-dry machining conditions.
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