3/8"-16 x 5-1/2" Hot Dip Galvanized Grade 2 / A307 Steel Coarse Thread Carriage Bolts

These 3/8-16 x 5-1/2 Carriage Bolts from Midwest are crafted from durable low-carbon steel, ensuring strength and long-lasting performance. Featuring a hot-dip galvanized finish, they are ideal for exterior and treated wood applications, providing excellent corrosion resistance. The square neck design prevents the bolt from turning when tightening with a nut and washer, while the large, domed head offers a clean, finished look and maximum holding power in wood. Designed with precise threading for smooth engagement, these carriage bolts ensure components stay securely connected even under stress. Perfect for construction, woodworking, and outdoor projects, they deliver reliable fastening solutions where strength and durability are essential. Midwest carriage bolts combine quality materials and thoughtful design to meet the demands of both professional builders and DIY enthusiasts.

Features

• Large, domed head provides a clean finished appearance and maximum holding power in wood
• Square neck prevents bolt from turning with nut and washer during installation
• Precise threading provides smooth engagement with nuts to provide maximum holding power, ensuring components remain firmly connected under stress
• Hot-dip galvanized coating is suitable for exterior and treated wood applications
• Manufactured from low-carbon steel for durability and strength

Specifications

• Country of Origin: China
• Finish: Hot Dipped Galvanized
• Nominal Size: 3/8 in.-16 x 5-1/2 in.
• Tariff Code: 7318.15.2055
• Subclass: CS
• Retail Selling Unit Piece Count: 50
• Class: BG
• Thread Type: Coarse
• Product Line: GF
• Drive Size: N/A
• Thread Size: 16
• Scale: Standard
• Drive Type: None
• Length: 5-1/2"
• Diameter: 3/8"
• Material: Steel