5/16 in Hex Bolts

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5/16 in.-24 TPI x 1-3/4 in. Zinc-Plated Grade 5 Fine Thread Hex Bolt

$103

/bag

Everbilt
5/16 in.-24 TPI x 1-3/4 in. Zinc-Plated Grade 5 Fine Thread Hex Bolt

5/16 in.-18 TPI x 1-3/4 in. Yellow Zinc Grade 8 Hex Bolt

$125

/bag

Everbilt
5/16 in.-18 TPI x 1-3/4 in. Yellow Zinc Grade 8 Hex Bolt

Learn the different grades and types of bolts so you can find what you need for your DIY or mechanical project. Read this guide to choosing bolts and hardware that fit securely.

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5/16 in Hex Bolts

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Department

Size

3/8 in

5/16 in

7/16 in

5/8 in

Fastener Length

1/2 in

5/8 in

3/4 in

7/8 in

1 in

1-1/4 in

1-1/2 in

1-3/4 in

2 in

2-1/4 in

2-1/2 in

3 in

3-1/4 in

3-1/2 in

3-3/4 in

4 in

4-1/2 in

5 in

5-1/2 in

6 in

7 in

8 in

Fastener Plating

Yellow Zinc

Zinc

Measurement Standard

SAE

USS

Grade

Grade 5

Grade 8

Fastener Thread Type

Coarse

Fine

Everbilt 5/16 in.-24 TPI x 1-3/4 in. Zinc-Plated Grade 5 Fine Thread Hex Bolt

Everbilt 5/16 in.-18 TPI x 1-3/4 in. Yellow Zinc Grade 8 Hex Bolt

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Everbilt
5/16 in.-24 TPI x 1-3/4 in. Zinc-Plated Grade 5 Fine Thread Hex Bolt

Everbilt
5/16 in.-18 TPI x 1-3/4 in. Yellow Zinc Grade 8 Hex Bolt