Chenango Supply 3/8-16 x 3-1/2" Grade 8 Hex Head Bolts – Alloy Steel, Yellow Chromate Zinc, High-Strength Hex Head Cap Screws, 25 Pieces (3/8-16x3-1/2 (25 pcs))

Grade 8 hex head cap screws engineered for high-strength fastening applications where durability, secure clamping, and hardened performance are required. Specifications Size: 3/8-16 x 3-1/2 inch Thread type: USS coarse thread (3/8-16) 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 high-stress fastening environments where joint integrity is critical. The 3/8-16 USS coarse thread provides dependable engagement, while the hex head design supports consistent torque application using standard tools. Quenched and tempered alloy steel construction delivers the hardened strength required for demanding mechanical assemblies. The yellow chromate zinc coating adds corrosion resistance and allows quick visual identification of Grade 8 hardware during installation and inspection, supporting long service life in automotive, machinery, and industrial equipment applications. B2B Use Cases Commonly used in automotive repair, heavy machinery assembly, equipment fabrication, agricultural machinery, construction equipment, and industrial maintenance environments where high-strength bolts are required. Quality & Trust Reassurance Manufactured from hardened Grade 8 alloy steel with controlled heat treatment and consistent threading. Designed to meet the expectations of professional mechanics, fabricators, and maintenance teams working in high-load fastening applications.

• GRADE 8 ALLOY STEEL CONSTRUCTION – Manufactured from quenched and tempered alloy steel to deliver high strength for demanding fastening applications where standard bolts are not sufficient.
• ENGINEERED HIGH-STRENGTH PERFORMANCE – Rated with a minimum tensile strength of 150,000 PSI, supporting secure clamping in heavy machinery, automotive, and industrial assemblies.
• HEX HEAD CAP SCREW DESIGN – Standard hex head allows use with common wrenches and sockets, supporting reliable torque application during installation and removal.
• 3/8-16 USS COARSE THREAD – Standard 3/8-16 USS coarse thread provides compatibility with common nuts, washers, and tapped holes used in mechanical and equipment applications.
• YELLOW CHROMATE ZINC COATING WITH BULK PACK – Yellow chromate zinc finish supports corrosion resistance and easy Grade 8 identification; 25-piece pack supports shop inventory, maintenance work, and repair operations.