Tapcon 3/8 in. x 3 in. Hex Washer-Head Large Diameter Concrete Anchors Combo Kit 2 of (10-Pack)

Ideal for projects that require heavy-duty holding power, Tapcon+ screw anchors are the stronger, faster and easier masonry anchoring solution. They install in less than half the time of wedge anchors or sleeve anchors and have 20% more holding power. Tapcon+ anchors are suitable for use in concrete, both indoors and outdoors.