49-56-8010 Thunderbolt Pilot Drill Bit, 1/4 In. Dia., 3-1/2 In.

The Milwaukee Thunderbolt Pilot Drill Bit is a high-speed steel bit designed for accurate hole placement in woodworking and metalworking applications. The 135-degree split point provides accurate hole placement and starts on contact, eliminating bit walk. This pilot bit is ideal for use with Milwaukee hole saw arbors, delivering the durability and performance professionals and DIY enthusiasts depend on.

The Thunderbolt design combines a thicker core web with a parabolic flute to resist side-load breakage while efficiently clearing chips and debris, keeping the bit cool during extended use. The 3-flat shank design locks firmly in the arbor or chuck, preventing slipping and ensuring consistent, reliable performance. Whether you're working on wood, metal, or curved surfaces, this bit handles general cutting applications with confidence.

Features and Benefits

• 135-Degree Split Point: Provides accurate hole placement and starts on contact.
• Thicker Core Web: Provides ultimate strength and resistance to side-load breakage during drilling.
• Parabolic Flute Design: Clears chips faster for smoother operation and efficient debris removal.
• 3-Flat Shank: Locks firmly in the arbor or chuck to prevent slipping and ensure consistent performance.
• Versatile Material Compatibility: Works effectively on wood and metal for general cutting applications.

Specifications

• Brand: Milwaukee
• Model: 49-56-8010
• Bit Diameter: 1/4 inch
• Overall Length: 3-1/2 inches
• Shank Diameter: 1/4 inch
• Shank Type: 3-flat
• Material: High-speed steel
• Flute Design: Parabolic
• Point Style: 135-degree split point
• Compatible With: Milwaukee arbors 49-56-7010 and 49-56-7150