5/16"-18 x 9" Under-Sized Carriage Bolt, Coarse, Grade A Steel, Zinc CR+3 Finish

# Undersized Carriage Bolts The **5/16"-18 x 9" Undersized Carriage Bolt** from MROSupply Fasteners is engineered for a variety of fastening applications in the automotive and industrial sectors. Constructed from high-quality Grade A steel with a durable Zinc CR+3 finish, this carriage bolt ensures reliable performance and resistance to corrosion, making it ideal for outdoor and challenging environments. ## Key Features • **Size:** 5/16"-18 x 9" - compatible with various standard nut and washer combinations to suit your needs. • **Material:** Grade A Steel - provides exceptional strength and durability under load. • **Finish:** Zinc CR+3 - offers excellent corrosion resistance for longevity in harsh conditions. • **Thread Type:** Coarse - allows for quick and easy installation, securing components firmly. • **Undersized Design:** Specifically designed to fit applications where standard-sized bolts may be too large, ensuring optimal fit and functionality. ## Applications • **Automotive Repairs:** Perfect for securing components in vehicles, including frames and body panels. • **Industrial Equipment:** Used in machinery where robust fastening is crucial for operational integrity. • **Construction Projects:** Ideal for general construction applications requiring strong and reliable fastening solutions. • **Outdoor Use:** Its corrosion-resistant finish makes it suitable for outdoor applications, ensuring durability in various weather conditions. ## Benefits • **Enhanced Durability:** Made from high-grade materials, ensuring long-lasting performance even in demanding environments. • **Easy Installation:** The coarse thread design allows for quick assembly and disassembly, saving time in maintenance and repair tasks. • **Versatile Use:** Suitable for a wide range of applications, making it a valuable addition to any tool storage or maintenance kit. --- *Product information compiled with AI assistance for reference purposes.*