HSS Cobalt Drill Bits – High-Performance Drilling for Tough Materials

Unlock professional-grade performance with our HSS Cobalt Drill Bits – the ideal choice for precision drilling in hard metals and high-temperature environments. Made from premium high-speed steel (HSS) and enhanced with 5% cobalt content, these bits deliver outstanding durability, heat resistance, and cutting power.

🔧 Key Features & Benefits

• Engineered for Tough Materials
  Designed to handle stainless steel, hardened alloys, cast iron, titanium, and more, these bits are perfect for industrial use or demanding DIY projects.

• Superior Hardness & Wear Resistance
  The cobalt alloy enhances hardness and abrasion resistance, ensuring longer tool life even under high heat and pressure.

• Precision-Ground Flutes
  Fully ground with high concentricity for clean, accurate holes and reduced bit wobble—ideal for applications where exact tolerances matter.

• Excellent Heat Resistance
  Withstand elevated drilling temperatures without losing edge retention. Ideal for continuous or high-speed drilling without premature dulling.

• Reduced Friction for Smoother Drilling
  Flute geometry and surface finish minimize heat buildup, offering faster drilling speeds and less strain on your drill motor.

• Wide Application Range
  Suitable for metal fabrication, engineering, automotive repair, aerospace components, and general workshop tasks.

⚙️ Product Specifications

• Material: HSS with 5% cobalt (M35 grade)

• Point Angle: 135° split point for quick start & no walking

• Shank Type: Straight shank (fits standard drill chucks)

• Cutting Edge: Precision-ground for high accuracy

• Sizes: Available in metric & imperial sizes, and full sets

• Use: Compatible with corded, cordless, and drill press tools

🛠️ Applications Include:

• Stainless steel & alloy steels

• Cast iron, bronze, copper

• Hardened plastics & laminates

• Mild steel, non-ferrous metals

• Wood & composite materials

✅ Why Choose Our HSS Cobalt Drills?

✔ Performs where standard HSS fails
✔ Up to 4x longer life than conventional bits
✔ Delivers clean holes with minimal burring
✔ Ideal for precision machining and heavy-duty workloads
✔ Backed by professional trade users across multiple industries

📦 Packaging Options

• Single sizes: Choose exactly what you need

• Full drill bit sets: Ideal for toolboxes, workshops, and job sites. Click Here

• Protective metal cases: Keep your bits safe and organized