5/8-18 x 5-1/2 Grade 8 Fine Hex Cap Screws

These 5/8-18 x 5-1/2 Grade 8 Fine Hex Cap Screws from Midwest are engineered for superior strength and durability, crafted from high-quality Grade 8 steel. Featuring a yellow zinc finish, these bolts offer excellent corrosion resistance, making them ideal for demanding industrial and construction applications. The hex head with an integrated washer ensures easy installation and removal using standard wrenches or sockets, while the precise fine threading provides smooth engagement with nuts for maximum holding power.

Designed to resist loosening from vibration, these fine thread bolts deliver enhanced tension and shear strength compared to coarse thread alternatives. The head stamping allows for quick class and grade identification even after installation, ensuring reliability and ease of maintenance. Perfect for heavy machinery, structural assemblies, and automotive projects, these bolts provide consistent performance where strength and stability are critical.

Midwest’s Grade 8 Fine Hex Cap Screws are a dependable choice for professionals and DIY enthusiasts alike, combining robust construction with practical features to keep your components securely fastened under stress.