1/4"-20 x 3-1/2" Hot Dip Galvanized Grade 2 / A307 Steel Coarse Thread Carriage Bolts
These 1/4-20 x 3-1/2 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, making installation easier and more secure. Designed with a large, domed head, these carriage bolts offer a clean, finished appearance while delivering maximum holding power in wood. Their precise threading ensures smooth engagement with nuts, keeping components firmly connected even under stress. Perfect for construction, woodworking, and outdoor projects, these bolts combine reliability and functionality for professional and DIY use.
Features
- Square neck prevents bolt from turning with nut and washer during installation
- Large, domed head provides a clean finished appearance and maximum holding power in wood
- Hot-dip galvanized coating is suitable for exterior and treated wood applications
- Precise threading provides smooth engagement with nuts to provide maximum holding power, ensuring components remain firmly connected under stress
- Manufactured from low-carbon steel for durability and strength
Specifications
- Drive Type: None
- Retail Selling Unit Piece Count: 100
- Material: Steel
- Length: 3-1/2"
- Tariff Code: 7318.15.2055
- Subclass: CS
- Thread Type: Coarse
- Scale: Standard
- Drive Size: N/A
- Diameter: 1/4"
- Country of Origin: China
- Finish: Hot Dipped Galvanized
- Class: BG
- Nominal Size: 1/4 in.-20 x 3-1/2 in.
- Product Line: GF
- Thread Size: 20

















































