Tapcon 5/16 in. D X 3 in. L Steel Hex Head Concrete Screw Anchor 15 pk

The Tapcon 5/16 inch x 3 inch steel hex-head indoor/outdoor concrete anchors are ideal for use in fastening applications that require a high performance anchor. The anchors are suitable for use in concrete, whether indoors or outdoors. Large Diameter Tapcon (LDT) anchors install in less than half the time of wedge anchors or adhesive anchors. Simply drill a pilot hole and drive the LDT anchor by hand or impact.