$44.70
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
7/16" x 12" 135°HD Aircraft Extension Drill Bit (3 pack) Triumph Twist Drill Upgrade your toolkit with the Triumph Twist Drill 7/16" x 12" 135°HD Aircraft Extension Drill Bit. Crafted from premium grade High-Speed Steel, this drill bit is designed to deliver exceptional performance and durability. The 135° split point ensures precise drilling, while the black oxide coating provides corrosion resistance. Perfect for a wide range of materials including iron, steel, and alloys, this drill bit is a versatile addition for professionals and DIY enthusiasts alike. About This Item: Specifications: Part Number: 58528 Size: 7/16" Decimal Equivalent: .4372 Flute Length: 4-1/16" Overall Length: 12" 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 manufacturing top-quality drills with cutting-edge machinery at their 70,000
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2025
$44.70