5/16"-18 x 2-3/4", US, Steel

US Fasteners, 5/16"-18 x 2-3/4", Steel
Hex bolts Bolts with hexagonal heads and machine threads for use with a nut or in a tapped hole. Also known as hex cap screws or machine bolts.	Flange bolts Flange bolts have a flange on the bottom of the head that distributes the load like a washer.
Hanger bolts & Dowel screws Hanger bolts and dowel screws are used for adding an external machine or screw thread to wood applications.	Anchoring products Fasteners for anchoring in stone, concrete, brick and drywall, etc.