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The EAGLE CUTTING TOOL 1080D-040-D is a 5/8 inch slow spiral drill bit designed for controlled chip evacuation in demanding drilling applications. Built with a 1/2 inch shank, it seats securely in standard drill chucks and heavy-duty drill presses. The slow spiral geometry reduces heat buildup and improves hole quality when working through softer metals, wood, or plastics where fast-spiral bits tend to grab or chatter. Manufactured in the USA, this bit is suited for trade professionals who need consistent, repeatable performance on the job site or in the shop.
This drill bit is appropriate for use in residential and light commercial applications where a 5/8 inch bore diameter is required. The 1/2 inch shank makes it compatible with standard 1/2 inch keyed or keyless chucks on corded drills and drill presses. Plumbers, electricians, HVAC technicians, and general contractors commonly reach for slow spiral bits when drilling through wood framing, soft metals, or composite materials during rough-in work.
Designed for use with 1/2 inch chuck capacity drills and drill presses in standard trade and shop applications.
Secure the shank fully into the drill chuck before operation and confirm the bit is centered and locked. Use appropriate drilling speeds for the material being bored — slower RPM is recommended for larger diameter bits to prevent overheating. Always wear eye protection and secure workpieces before drilling. Follow applicable safety standards for power tool operation on the job site.
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