1/2" x 12" 135°HD Aircraft Extension Drill Bit (3 pack)

1/2" x 12" 135°HD Aircraft Extension Drill Bit (3 pack) Triumph Twist Drill About This Item: Upgrade your drilling arsenal with the 1/2" x 12" 135°HD Aircraft Extension Drill Bit. This 3-pack of high-quality drill bits from Triumph Twist Drill is designed for precision and durability. Specifications: Part Number: 58532 Size: 1/2" Decimal Equivalent: .5000 Flute Length: 4-1/2" 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 a leading manufacturer of high-performance drills. B