5/16-18 x 3-1/2 Grade 5 Carriage Bolts
Categories: Zinc Coarse Thread Grade 5 Carriage Bolts
- Finish: Zinc
- Material: Steel
- Brand: Midwest
- Scale: Standard
- Length: 3-1/2"
- Diameter: 5/16"
- Drive Size: 1/2" Wrench/Socket
- Drive Type: Hex
- Thread Type: Coarse
- Package Type: Box
Product Description:
These 5/16-18 x 3-1/2 Grade 5 Carriage Bolts from Midwest are crafted from durable Grade 5 steel, ensuring reliable strength and long-lasting performance in demanding applications. Featuring a large, domed head for a clean finished appearance and maximum holding power in wood, these bolts also have precise threading for smooth engagement and secure fastening. The zinc finish offers moderate corrosion resistance, making them suitable for many indoor and outdoor uses, though they are not recommended for chemically treated wood.
Ideal for construction, woodworking, and general fastening needs, these carriage bolts are perfect for projects requiring strong, dependable connections. The clear head stamping allows easy grade identification even after installation, helping professionals and DIY enthusiasts maintain quality standards. For treated wood applications, hot-dipped galvanized fasteners are recommended instead. Midwest’s Grade 5 Carriage Bolts combine strength, reliability, and ease of use for a variety of industrial and residential projects.
Features:
- Manufactured from Grade 5 steel for reliable strength and long‑lasting performance in demanding applications.
- Large, domed head provides a clean finished appearance and maximum holding power in wood
- Head stamping provides easy class/grade identification even after installation
- Precise threading provides smooth engagement and maximum holding power, ensuring components remain firmly connected under stress
- Zinc finish provides moderate corrosion resistance and should not be used in chemically treated wood. Use hot-dipped galvanized fasteners in treated wood applications
