Irwin High-Speed Steel Fractional Self-Starting Drill Bit #3

The Irwin High-Speed Steel Fractional Self-Starting Drill Bit #3 is a geometry of single-flute cutting-edge drills with true, round holes and provides maximum step control.

Features:

• Single-flute cutting edge for greater control through steps
• The Hex shank prevents slipping in the drill chuck
• Also available with (TiN) coating for longer life
• The new SpeedPoint tip penetrates faster than previous Unibits and prevents walking
• Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic, and laminates

Specifications:

• Hole Sizes: 1/4" -3/4"
• Number of Holes: 9 Steps
• Maximum Material Thickness: 1/8"