[90 PKG] Grade 8 Zinc Yellow Plated Carriage Bolts 5/16-18X7

Mutual ScrewSKU: 31112C8KC

Price:
Sale price$396.36per 90( $4.40 each)
Pieces 90
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 7
Material Steel
Finish Zinc Yellow Plated
Grade 8
Head style Carriage
Threads per inch 18
Weight 12.0 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

Grade 8 Zinc Yellow Plated Carriage Bolts 5/16-18X7 — High-strength carriage bolts designed for reliable timber and metal connections. Crafted from Grade 8 steel and finished with a zinc yellow plating, these bolts combine exceptional strength with corrosion resistance for outdoor or heavy-duty indoor applications.

Product details

  • Size: 5/16" diameter, 18 threads per inch (5/16-18), length 7 inches
  • Material: Grade 8 steel
  • Finish: Zinc yellow plated for corrosion resistance and a distinctive yellow-chrome appearance
  • Head style: Domed head with a square neck to prevent turning during installation
  • Application: Ideal for wood-to-wood or wood-to-metal connections, decking, fencing, furniture, and other heavy-duty assemblies
  • Installation: Typically used with nuts and washers on the opposite side to secure the connection

For long-lasting performance in outdoor environments or high-load conditions, these carriage bolts provide dependable strength and a clean finish. Add to cart now to secure your next project with confidence.

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