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#39 135° Black & Gold Oxide HD ThunderBit® (12 pack) Triumph Twist Drill About This Item: Upgrade your drilling game with the #39 135° Black & Gold Oxide HD ThunderBit® by Triumph Twist Drill. Crafted from premium grade high-speed steel, this drill bit offers superior performance and durability. The 135° split point ensures precise drilling in various materials, while the black and bronze oxide coating enhances wear resistance. Ideal for heavy-duty applications, this ThunderBit® guarantees efficiency and reliability for your projects. Specifications: Part Number: 12639 Size: #39 Decimal Equivalent: .0995 Flute Length: 1-3/8" Overall Length: 2-3/8" Features: Point: 135° Split Point Material: Premium Grade High Speed Steel Coating/Finish: Black and Bronze Oxide Other: Heavy-Duty Construction For use in: Iron, Cast Steel, Low and Medium Carbon Steel, High Alloy Steel, Stainless and PH Tough, Medium and High-Tensile Strength Alloys About this Manufacturer: For over 60 years Triumph Twist Drill has been manufacturing top-tier drills like the ThunderBit®. Operating from a state-of-the-art 70,000 square foot facility in Chish
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🇺🇸 Ship from USA · On Agora since 2025
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