[300 BULK] Hex Head Cap Screws Grade 5 Steel Zinc Plated Coarse Thread 3/8-16X3 1/2

Hex Head Cap Screws Grade 5 steel, zinc plated, coarse thread 3/8-16 x 3-1/2 in. fasteners are built for strength and dependable performance.

Designed to deliver reliable clamping power, these screws combine a durable Grade 5 alloy with a corrosion-resistant zinc finish, making them suitable for a wide range of indoor and outdoor projects.

• Size & thread: 3/8-16 coarse thread for fast, easy installation and strong engagement.
• Material: Grade 5 steel for high tensile strength and toughness.
• Finish: Zinc plated to resist corrosion and help extend service life.
• Length: 3-1/2 inches long to accommodate thicker members and provide secure seating.
• Applications: Ideal for automotive, machinery, equipment, and general construction fastening.
• Standards: Conforms to common hardware practices for general-purpose use.

Whether you’re assembling equipment, mounting components, or completing a heavy-duty repair, these hex head cap screws offer reliable performance and long-lasting value.