Drill into concrete, brick, and block with this carbide-tipped masonry bit. The Sonic advanced flute design clears debris faster and keeps the cutting tip cooler for extended bit life.

• 5/16" diameter x 4-3/4" length
• Industrial tungsten carbide cutting tip resists wear and breakage
• Advanced flute design clears debris faster
• Fully ground, heat-treated body handles shock and stress
• 1/4" shank fits standard hammer drills

Ideal for anchors, electrical, and plumbing installations in masonry.