This Irwin rotary masonry drill bit features a tungsten carbide tip for deep drilling in concrete, brick, block, and stone with both rotary and hammer drills. The 13" overall length is ideal for drilling through thick walls and deep masonry. Nickel-plated with slow spiral flutes for fast debris removal. Bits 7/16" and larger have reduced shanks.

• 3/4" diameter x 13" overall length
• Tungsten carbide tip for rotary and hammer drilling
• Extra-long for deep drilling applications
• Slow spiral flutes for fast debris removal
• Nickel-plated for smooth, corrosion-resistant operation
• Reduced shank for standard drill chucks