Bosch PRO Stainless Steel HSS-Co Twist Drill Bit - 10x87x133 mm - 2608577613

The Bosch PRO Stainless Steel HSS-Co Twist Drill Bit is designed for high-performance drilling in ...

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Product Information

Full details

The Bosch PRO Stainless Steel HSS-Co Twist Drill Bit is a high-performance cutting tool specifically engineered for construction workers and installers who frequently work with steel and stainless steel. It offers exceptional durability and precise hole creation for anchors, rivets, and fixtures, though users should ensure consistent cooling during extended use to maintain the integrity of the cobalt-alloyed edges.

All features

Model Part Number2608577613
BrandBosch

Extended Product Information

FAQs

Can I use this bit for wood or plastic?

While it will drill through wood or plastic, it is specifically optimized for steel and stainless steel; you may find general-purpose bits more economical for softer materials.

Does this bit work with cordless drills?

Yes, as long as your cordless drill features a standard three-jaw chuck.

Do I need to sharpen this bit?

The HSS-Co construction holds an edge for a long time, but eventually, it may require professional sharpening if it becomes dull.

Is this bit suitable for drilling hardened tool steel?

It is designed for standard stainless and construction steel. For ultra-hardened tool steels, you may require specialized tungsten carbide bits.

What is the benefit of cobalt (HSS-Co) over standard HSS?

Cobalt bits have a much higher heat tolerance and hardness, making them significantly better at cutting through tough stainless steel without burning up.

Troubleshooting

Bit is slipping in the chuck

Ensure the three-jaw chuck is tightened securely and verify that the shank is free of oil or debris.

Bit is getting very hot and smoking

Reduce drill speed, increase downward pressure, and use metal-cutting lubricant to manage heat.

Hole is not drilling clean or vibrating

Check if the material is properly clamped and use a center punch to start the hole so the bit stays centered.

Pros and Cons

Pros

  • Excellent heat resistance for stainless steel work
  • Highly durable long-life cutting edge
  • Standard shank fits most power drill chucks
  • Consistent, professional-grade precision

Cons

  • Requires proper cutting fluid for best performance
  • Sensitive to high-speed impact on extremely hardened steel
  • Not intended for masonry or concrete drilling

Setup, Compatibility & Care

To set up, simply insert the cylindrical shank into your drill's three-jaw chuck and tighten evenly. Ensure the drill is set to a medium or low speed; excessive RPM can overheat the bit, leading to premature dulling. Compatibility is universal with any standard drill equipped with a three-jaw chuck. For care, always clean metal shavings off the bit after use and store it in a dry, organized drill bit case to prevent edge damage. Avoid dropping the bit on hard surfaces, as the specialized cobalt steel can be prone to chipping under sudden impact.

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