Concrete Screws or "Tapcons" are great for screwing into concrete. Included masonry drill bit is 5/32" size. Used to anchor signs, fixtures to concrete and block buildings. These Concrete Screws have received Product Control Notice of Acceptance (No. 15-0930.14) from the Miami-Dade Department of Regulatory and Economic Resources, certifying that they meet all Miami-Dade Requirements.
1000 Hour Salt Spray Test Coating
5/32 Concrete Screw Drill bit included in box
These are commonly known as Tapcons
Hex Head uses 1/4 nut driver
Cuts its own threads in concrete