The DeWALT DT90315-QZ is a 44mm bi-metal hole saw designed for efficient and versatile drilling in various materials. It features a diameter of 44 mm with a cutting depth of 40 mm, making it suitable for precise hole cutting tasks.

Key technical specifications include:

• Material: Bi-metal construction, combining high-speed steel cutting edges with a durable body for extended life and improved performance.
• Cutting Diameter: 44 mm (1-3/4 inches).
• Cutting Depth: 40 mm, providing capability for moderately deep holes.

Design Features:

• Patented tooth forms for optimized chip removal, enhancing drilling efficiency and tool longevity.
• Large continuous slot for fast plug ejection, enabling easy removal of the material core after drilling.
• High-speed steel cutting edge ensuring versatility across materials like wood, metal, and plastics.

In summary, the DeWALT DT90315-QZ is a high-quality 44mm bi-metal hole saw optimized for fast and efficient drilling with enhanced durability and easy plug ejection.