Tapcon  Concrete Screw Anchor  5/16 in. Di
*Diameter: 5/16 in.
*Length: 2-1/4 in.
*Material: Steel
*Head Style: Hex Head
*Product Type: Concrete Screw Anchor
*Number in Package: 15 pk
*Thread Type: High/Low
*Packaging Type: Clamshell
*Dimeter: 5/16 in.
*Application: Concrete and Masonry, Concrete Anchor
*Hex washer head
* 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 anchors install in less than half the time of wedge anchors or adhesive anchors
* Simply drill a pilot hole and drive the LDT (large diameter Tapcon) anchor by hand or impact