Irwin 1890713 Twist Installer Drill Bits, 5/8" x 18"

Constructed from premium alloy steel with 82 degree point for fast boring, 18" length and wire hole at the tip of the bit makes it easy to pull wire through in applications such as walls, ceilings, and floors in a variety of materials for installation of small wire for telephones, cable, TV, computers, and security systems.

Highlights:

• 82 degree point for fast, smooth drilling in wood
• Tungsten carbide tip for extended life in brick, block and mortar joints
• Hole in flute for easy wire pulling through walls, ceilings and floors
• 3-flatted shank prevents slipping in drill chuck and includes hole for wire pulling

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