Chenango Supply 1/2-13 x 3-1/2 Inch Grade 8 Hex Head Bolts – Alloy Steel, Yellow Zinc Chromate, USS Coarse Thread, High-Strength Hex Head Cap Screws, 25 Pieces

Grade 8 hex head cap screws engineered for high-strength fastening applications where durability, load capacity, and dependable thread engagement are required. Specifications Bolt size: 1/2-13 x 3-1/2 inches Thread type: USS coarse thread Head style: Hex head cap screw Grade: Grade 8 Material: Quenched and tempered alloy steel Minimum tensile strength: 150,000 PSI Finish: Yellow chromate zinc coating Quantity: 25 pieces Performance & Application Explanation These Grade 8 hex head bolts are designed for demanding applications requiring high tensile strength and reliable load retention. The quenched and tempered alloy steel construction supports use in heavy machinery and automotive environments, while the 1/2-13 USS coarse thread ensures consistent engagement in mechanical and structural assemblies. The hex head design allows controlled installation using standard hand or power tools. The yellow chromate zinc coating adds corrosion resistance and enables quick identification of Grade 8 fasteners during installation and inspection in professional settings. B2B Use Cases Commonly used in heavy machinery assembly, automotive repair, equipment fabrication, agricultural machinery, and industrial maintenance applications where high-strength Grade 8 bolts are required. Quality & Trust Reassurance Manufactured for consistent threading, hardened strength, and dependable performance under load. Designed to meet the expectations of professional mechanics, fabricators, and maintenance teams working in high-stress fastening environments.

• GRADE 8 HARDENED ALLOY STEEL CONSTRUCTION – Manufactured from quenched and tempered alloy steel to provide high-strength fastening performance for heavy-duty mechanical, automotive, and industrial applications.
• ENGINEERED HIGH-STRENGTH PERFORMANCE – Rated with a minimum tensile strength of 150,000 PSI, supporting secure clamping and load retention in high-stress and vibration-prone environments.
• STANDARD 1/2-13 USS COARSE THREAD – 1/2-13 USS coarse thread delivers reliable engagement with compatible nuts and threaded components commonly used in machinery and structural assemblies.
• HEX HEAD CAP SCREW DESIGN – Hex head profile allows installation with standard wrenches or sockets, supporting controlled torque application during assembly, service, and maintenance work.
• YELLOW CHROMATE ZINC COATING WITH BULK PACK – Yellow chromate zinc finish supports corrosion resistance and quick visual identification of Grade 8 hardware; 25-piece pack supports shop inventory and ongoing repair needs.