Tapcon 3/16" x 3 1/4" Flat-Head Concrete Anchors 150 Count

As the original concrete screw anchor that revolutionized the construction world, Tapcon® delivers ease of use, superior precision, and unparalleled performance that professionals demand. The new hex head provides underhead ribs designed to minimize rework due to headsnaps.
 
Designed for fastening into solid concrete, brick, or hollow block
Coated for corrosion protection
Approved for use in ACQ treated lumber
Reputation for quality, strength, and ease of installation from industry professionals
Two drill bits included