DRILL AMERICA 3/8" x 12" HSS Aircraft Extension Drill Bit is a long-reach twist drill designed to conquer deep, hard-to-reach holes with ease. Built from high-speed steel, this 3/8" diameter bit extends to 12" for maximum versatility in metalworking, automotive, and aerospace applications.
Engineered for durability and performance, this extension bit delivers consistent hole size and smooth cutting in a variety of metals. The aircraft-style extension provides rigid, straight alignment to minimize deflection when drilling in tight spots.
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Size and reach: 3/8" diameter, 12" overall length for deep holes and long reach.
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Material: High-speed steel (HSS) for durability and metal drilling capability.
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Design: Aircraft extension for rigid, straight drilling in confined areas.
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Compatibility: 3/8" shank fits most standard drill chucks.
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Applications: Ideal for drilling through metal, aircraft components, automotive assemblies, and machinery where extended reach matters.
Upgrade your toolkit with the DRILL AMERICA 3/8" x 12" HSS Aircraft Extension Drill Bit and experience reliable performance from a trusted brand in metalworking tools.
