5/16" -18 x 3" - 18-8 Polished Stainless Steel - Hex Cap Screw Bolt - Partially Threaded

Built for strength, durability, and a professional finish, these 5/16"-18 x 3" 18-8 Polished Stainless Steel Hex Cap Screws are ideal for both indoor and outdoor fastening applications.

Made from high-quality 18-8 stainless steel, they provide excellent corrosion and rust resistance, making them perfect for marine, construction, and general hardware projects. The partially threaded shank allows for precise alignment and strong clamping force, while the hex head design enables easy installation with standard tools.

Each 50-pack offers reliable performance for builders, mechanics, and DIY enthusiasts alike — perfect for projects where both strength and a polished appearance matter.

Features:

• Size: 5/16"-18 x 3"
• Material: 18-8 polished stainless steel
• Corrosion- and rust-resistant for long-lasting use
• Hex head design for easy wrench tightening
• Partially threaded shank for strong, secure connections
• Ideal for marine, construction, and general hardware use
• Includes 50 bolts per pack