1/2 x 572 Irwin Flex Shank Installer Bit, Masonry Tip

 Irwin Flex Shank Installer Bit, Masonry Tip

Irwin 1/2" x 72" Flex Shank Installer Bit, Masonry Tip

• 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
• Tapered flute for faster chip ejection, less binding, and smoother drilling

Masonry Tip: Tungsten carbide tip for extended life in brick, block and mortar joints