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Bosch PRO HEX-5 Drill Bit - 6.5x100x150 mm

Bosch PRO HEX-5 Drill Bit - 6.5x100x150 mm

The Bosch PRO HEX-5 Drill Bit is designed to last up to 2x longer than standard CYL-3 bits, making...

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Product Information

Full details

The Bosch PRO HEX-5 Drill Bit is a high-performance drilling solution designed for professionals and serious DIY enthusiasts who frequently work with hard masonry materials. Engineered to last up to twice as long as standard CYL-3 bits, its primary strength lies in its versatility and power transfer via a robust Hex shank. While it excels in tasks involving concrete, granite, and brick, users should note it is optimized for light to medium-duty applications rather than heavy-duty industrial drilling.

All features

Model Part Number2608706981
BrandBosch

Extended Product Information

FAQs

Can I use this bit on metal?

No, the PRO HEX-5 is specifically designed for masonry materials like concrete, brick, and stone. Using it on metal will quickly dull the carbide tip.

Does this bit work with impact drivers?

Yes, the 1/4-inch Hex shank is compatible with most impact drivers, making it excellent for quick-change setups.

Can I drill through rebar with this bit?

This bit is not designed for drilling through metal reinforcement (rebar). Doing so can damage the carbide tip and shorten the bit's life.

How do I know when the bit needs replacing?

Replace the bit if you notice the carbide tip has chipped, become rounded, or if the drilling speed significantly decreases under normal pressure.

Should I use water for cooling?

While not strictly necessary for most light-duty tasks, using a small amount of water can help keep the bit cool when drilling through particularly dense granite or marble.

Troubleshooting

Bit slipping in the chuck

Ensure the Hex shank is fully inserted and the chuck is tightened securely. For 1/4-inch holders, verify the locking mechanism is engaged.

Drilling is slow or bit feels dull

Check for heat buildup; allow the bit to cool down. Ensure you are applying consistent, moderate pressure rather than excessive force.

Excessive vibration during use

Ensure the drill is set to the correct rotation speed and that the bit is not bent. Check that the material is clamped securely.

Pros and Cons

Pros

  • Significantly longer lifespan than standard bits
  • Compatible with both hex tool holders and traditional drill chucks
  • Excellent grip to prevent rotational slipping
  • Versatile application across various masonry materials

Cons

  • Optimized for light to medium-duty tasks only
  • Not intended for drilling through reinforced steel or rebar
  • May require more frequent cooling when drilling very dense concrete

Setup, Compatibility & Care

To ensure maximum longevity, always ensure the bit is properly seated and locked into your chuck before starting. The bit is compatible with all standard three-jaw drill chucks and 1/4-inch internal hex drivers. After use, inspect the carbide tip for signs of heat wear or chipped edges. Clean the flutes with a brush to remove masonry dust, which can cause heat buildup during the next use. Store in a dry, organized case to prevent moisture-related corrosion on the shank.

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