[1000 BULK] Ribbed Neck Steel Zinc Plated Carriage Bolts 5/16-18 X 1-1/4

Mutual ScrewSKU: 3120CRKC

Price:
Sale price$597.86per 1000( $0.60 each)
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 1-1/4
Material Steel
Finish Zinc
Head style Carriage
Threads per inch 18
Weight 35.0 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

Ribbed Neck Steel Zinc Plated Carriage Bolts 5/16-18 X 1-1/4 are rugged fasteners crafted to secure joints in wood, metal, and composite assemblies. The zinc plating delivers dependable corrosion resistance, making them suitable for both indoor and outdoor projects.

Designed with a ribbed neck and a domed head, these carriage bolts provide reliable seating and alignment for smooth installation. They measure 5/16-18 UNC and are 1-1/4 inches long, offering versatility across a range of applications.

Key features

  • Size and finish: 5/16-18 UNC carriage bolts in steel with zinc plating for corrosion resistance
  • Length: 1-1/4 inches
  • Neck design: Ribbed neck to assist with alignment and seating
  • Head style: Domed head designed to sit flush in wood
  • Applications: Ideal for decks, furniture, framing, cabinets, and general fastener projects
  • Installation: Use with nuts and washers as needed; typically paired with a nut on the opposite side

Specifications

  • Diameter: 5/16 inch
  • Thread pitch: 18 per inch (UNC)
  • Length: 1-1/4 inches
  • Material: Steel
  • Finish: Zinc plated
  • Type: Carriage bolt with ribbed neck

Equip your toolkit with these dependable carriage bolts for strong, secure joints in a variety of projects. Their durable construction and corrosion-resistant finish make them a reliable choice for both professional builders and DIY enthusiasts.

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800-222-0324

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