Upgrade your fastening projects with our Self Drilling Screws Unslotted Hex Washer with Serration, featuring a #3 point and a zinc plated finish. Measuring 5/16-12 x 1, these screws deliver fast, reliable performance in metal applications without the need for pre-drilling.

Key Features

• Self Drilling Point (#3) lets you drill and thread in a single motion, eliminating pre-drilling.
• Unslotted Hex Washer Head provides a high-torque drive with a flush seating, plus a built-in washer for load distribution.
• Serrated Washer bites into the material to resist loosening from vibration and provide a secure seal.
• Zinc Plated Finish offers corrosion resistance and a durable surface for a variety of environments.
• Size: 5/16-12 x 1 5/16 in diameter, 12 threads per inch, 1 inch long.

Benefits

• Speeds up assemblies by drilling and threading in a single pass.
• Hex washer head distributes load for secure seating and reduced pull-out.
• Serrated washer helps prevent loosening under vibration for long-lasting performance.
• Zinc plating provides reliable corrosion resistance for indoor and outdoor use.

Technical Specifications

• Head style: Unslotted Hex Washer
• Point style: #3 Self Drilling
• Finish: Zinc Plated
• Size: 5/16-12 x 1

Ideal For

Ideal for metal-to-metal fastening where a fast, no-pre-drill solution is required, delivering strong holding power in a compact, reliable package.

Add these Self Drilling Screws to your toolkit for faster assemblies and dependable performance on every project.