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Hex Bolts

Hex bolts are also commonly known as hex head cap screws or machine bolts.
For higher strength hot dipped galvanized bolts see our Structural Bolts

Most hex bolts are not fully threaded, and have 3/4" to 2" of thread.
For fully threaded hex bolts including Stainless please see our Tap Bolts


Select a Grade & Finish      Hex Bolt
Grade A307 Zinc Plated Hex Bolts
Low carbon steel, best for general use applications (comparable to Grade 2). Zinc Plating is the most common finish and provides moderate protection against corrosion. Shiny silver in color.
Grade 5 Zinc Plated Hex Bolts
Medium carbon steel, for higher strength applications. Marked by 3 radial lines on the head. Zinc Plating is the most common finish and provides moderate corrosion resistance. Shiny silver in color. Available in Import and USA Made.
Grade 8 Yellow Zinc Plated Hex Bolts
Tempered medium carbon alloy steel for use in high strength & hardness applications. Ranges in color from yellow, gold, shiny turquoise, or any combination. Available in Import or USA Made.
Grade A307 Hot Dipped Galvanized Hex Bolts
Low carbon steel comparable to Grade 2, used in general use applications. Galvanized bolts are very corrosion resistant and commonly used outdoors. Must be used with galvanized nuts due to the thickness of the coating.
Stainless Steel Hex Bolts
18-8 Stainless Steel provides a high level of corrosion resistance, ideal for outdoors. 316 Stainless provides a higher level of corrosion resistance, and is recommended for food-grade applications, as well as salt-water.
Plain Finish Hex Bolts
Plain Finish Steel with no corrosion resistance & a light oil coating. Color ranges from grey to carbon black. This coating is only available in bulk cartons. Available in Grade 2, Grade 5, and Grade 8.
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