316, US, 1/4"-20 x 2-1/4"

US Fasteners, 316, 1/4"-20 x 2-1/4"
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.	Machine screws Screws with machine threads for use with a nut or in a tapped hole.
Socket screws Screws with an Allen wrench drive.	Anchoring products Fasteners for anchoring in stone, concrete, brick and drywall, etc.