[200 PKG] Steel Black Oxide & Oil Carriage Bolts 5/16-18X6
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[200 PKG] Steel Black Oxide & Oil Carriage Bolts 5/16-18X6

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[200 PKG] Steel Black Oxide & Oil Carriage Bolts 5/16-18X6

Mutual ScrewSKU: 3196CBKC
Price:
$153.03per 200( $0.77 each)
Pieces 200
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 6
Material Steel
Finish Black Oxide & Oil
Head style Carriage
Threads per inch 18
Weight 22.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Upgrade your woodworking hardware with Steel Black Oxide & Oil Carriage Bolts in 5/16-18 x 6. These robust bolts pair strong steel with a protective black oxide and oil finish to resist rust and corrosion in high-humidity environments. Ideal for wood-to-wood connections in decks, fences, furniture, cabinets, and other timber projects, they deliver reliable pull-through resistance and a clean, professional look.

Key Features

  • Material: Steel
  • Finish: Black oxide with oil for extra corrosion resistance and a sleek appearance
  • Size: 5/16 inch diameter, 18 threads per inch (5/16-18)
  • Length: 6 inches overall
  • Head style: Carriage bolt with a rounded head and square under the head to prevent turning in wood
  • Applications: Wood-to-wood assemblies such as decks, fences, furniture, cabinetry

Specifications

  • Diameter: 5/16 in
  • Thread: 18 TPI (coarse)
  • Length: 6 in
  • Finish: Black oxide & oil
  • Material: Steel

For best results, use with matching nuts and washers and predrill holes to ensure a tight, secure fit. These carriage bolts offer easy installation and a lasting hold for durable timber projects.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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