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40# 135° Black Oxide Jobber Drill Bit (12 pack) Triumph Twist Drill About This Item: Upgrade your drilling experience with the 40# 135° Black Oxide Jobber Drill Bit by Triumph Twist Drill. This premium grade high-speed steel drill bit features a 135° split point for precise drilling and a durable black oxide coating for enhanced longevity. Ideal for iron, cast, stainless steel, and more, this drill bit is a versatile tool for various applications. Specifications: Part Number: 12440 Size: #40 Decimal Equivalent: .0980 Flute Length: 1-3/8" Overall Length: 2-3/8" Features: Point: 135° Split Point Material: Premium Grade 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 drill bits. Their 70,000 square foot facility in Chisholm, MN, is equipped with state-of-the-art machinery to ensure the production of top-performance
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🇺🇸 Ship from USA · On Agora since 2025
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