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Diablo’s high-performance Cobalt Pilot Bit delivers faster cutting performance and increased productivity and is designed to fit all Snap-Lock Plus™ Mandrels for fast and efficient connectivity. This new Diablo Cobalt Pilot Bit provides the ultimate cutting performance in hardened metals, cast iron, and stainless steel for faster efficient cuts.

 

  • Cuts hardened metals, cast iron, and stainless steel.
  • Fits with Snap-Lock Plus™ mandrel system allowing a quick and easy change with no down time.
  • Elevated performance in high heat applications.

Diablo 4" Cobalt Pilot Drill Bit for Hardened Metals

SKU: DHS4BITCB
Quantity

17835 SE 82nd Dr,

Gladstone, OR 97027

Clackamas,

Oregon,

United States

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Mon - Fri: 6:30am - 4pm

​​Saturday: Closed

​Sunday: Closed

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Contractor Supply specializes in jobsite safety and protection, providing solutions for all your PPE and job site needs. Quick, Knowledgable and Friendly service. What you need when you need it.

2026 Holiday Hours:

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May 25th Closed for Memorial Day

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July 3rd Observing Independence Day

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July 30th Customer Appreciation Day (Open BBQ)

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November 26th & 27th Closed for Thanksgiving

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December 17th Closed at Noon for Inventory

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December 18th Closed for Inventory

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January 1st 2027 Closed for New Years Day

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