2-1/2", 8, 18-8, US

US Fasteners, 2-1/2", 8, 18-8
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.	Nuts Nuts have internal machine threads, for use with machine thread bolts and screws.
Eye bolts & Screw eyes Bolts or screws with a circular ring on the head.

US Fasteners, 2-1/2", 8, 18-8

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.

Nuts have internal machine threads, for use with machine thread bolts and screws.

Bolts or screws with a circular ring on the head.