Bolt Depot - Product Catalog

Winter weather advisory

Due to the forecasted extreme weather on the East Coast, Bolt Depot may have a temporary closure on Monday, January 26, 2026, to ensure the safety of our team. Orders in transit, including express orders, may be affected by weather delays.

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40
1/2"
18-8
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US Fasteners, 40, 1/2", 18-8, Flat

Machine screws

Screws with machine threads for use with a nut or in a tapped hole.
Socket screws

Screws with an Allen wrench drive.

Filters

Units

Material

Grade

Diameter

Thread count/pitch

Length

Drive type

Head style

US Fasteners, 40, 1/2", 18-8, Flat

Machine screws

Socket screws

Units

Material

Grade

Diameter

Thread count/pitch

Length

Drive type

Head style

US Fasteners, 40, 1/2", 18-8, Flat

Machine screws

Socket screws

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