Precision Twist Drill 5998538 High-Speed Steel Twist Drill Bit

Precision Twist Drill 5998538 is a high-speed steel (HSS) twist drill bit engineered for reliable, accurate hole drilling in a wide range of materials including steel, aluminum, cast iron, and general-purpose metals. Manufactured by Precision Twist Drill — one of North America's most trusted names in cutting tools — this drill bit delivers consistent performance in both production and maintenance environments.

Key Features:

• Constructed from premium high-speed steel (HSS) for durability and heat resistance
• Precision-ground flutes for efficient chip evacuation and smooth cutting action
• Engineered to meet tight tolerances for accurate hole sizing
• Suitable for use in drill presses, lathes, and handheld power drills
• Designed for drilling steel, aluminum, cast iron, wood, and plastics
• 135° split-point tip reduces walking and enables fast penetration without center punching

Precision Twist Drill has been producing cutting tools in the United States since 1882, and this drill bit reflects their commitment to quality and consistency. Whether used in industrial production settings or professional trades, the 5998538 provides reliable hole-making performance.