5/8-18 x 3 Grade 8 Fine Hex Cap Screws
Categories: Zinc Fine Thread Grade 8 Hex Bolts
- Finish: Yellow Zinc
- Material: Steel
- Brand: Midwest
- Scale: Standard
- Length: 3"
- Diameter: 5/8"
- Drive Size: 15/16" Wrench/Socket
- Drive Type: Hex
- Thread Type: Fine
- Package Type: Box
Product Description:
These 5/8-18 x 3 Grade 8 Fine Hex Cap Screws are manufactured from high-quality Grade 8 steel, ensuring exceptional strength and durability for demanding industrial and construction applications. Featuring a yellow zinc finish, these bolts offer enhanced corrosion resistance, making them suitable for both indoor and outdoor use. The hex head with an integrated washer design allows for easy installation and removal using standard wrenches or sockets, while providing improved holding power.
Designed with precise fine threading, these bolts deliver smooth engagement with nuts, maximizing holding strength and ensuring components stay securely connected even under heavy stress and vibration. The head stamping clearly identifies the class and grade, allowing for quick verification after installation. Ideal for use in machinery, automotive, structural, and heavy equipment assemblies, these fine thread bolts outperform coarse thread options by offering superior tension and shear strength, as well as better resistance to loosening.
Perfect for professionals and DIY enthusiasts alike, these Grade 8 fine hex cap screws combine reliability, performance, and ease of use to meet the rigorous demands of various industrial and mechanical fastening needs.
Features:
- Manufactured from Grade 8 steel for reliable strength and long‑lasting performance in demanding applications.
- Head stamping provides easy class/grade identification even after installation
- Hex head with integrated washer allows for easy installation and removal with standard wrenches or sockets and improved holding power
- Precise threading provides smooth engagement with nuts to provide maximum holding power, ensuring components remain firmly connected under stress
- Fine thread bolts provide more strength in tension and shear and resist loosening from vibration better than coarse thread bolts
