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21/64" 135° Black Oxide HD Stubby Drill Bit (6 pack) Triumph Twist Drill About This Item: Upgrade your drilling game with the 21/64" 135° Black Oxide HD Stubby Drill Bit from Triumph Twist Drill. This high-speed steel drill bit with a black oxide finish offers heavy-duty construction for durability and precision drilling. Specifications: Part Number: 44421 Size: 21/64" Decimal Equivalent: .3281 Flute Length: 1-11/16" Overall Length: 2-15/16" Features: Point: 118° Point Material: High Speed Steel Coating/Finish: Black 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 a leading manufacturer of high-quality drills. With a state-of-the-art facility in Chisholm, MN, Triumph Twist Drill produces top-notch tools for exceptional performance. Type: High-Speed Drill Bits Tags: Holemakers, Measuring System: Fractional, High-Speed Drill Bits, Material
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🇺🇸 Ship from USA · On Agora since 2025
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