Self Drilling Screws Unslotted Indented Hex Washer Steel Black & Bake Zinc 5/16 X 1-1/4 are high-performance fasteners designed for reliable metal-to-metal fastening without pre-drilling. Featuring a self-drilling point, an indented hex washer head, and a durable Black & Bake Zinc finish, these screws deliver a strong hold in a variety of applications.

Key Features

• Self-drilling point: drills through metal without pre-drilling, saving time on installation.
• Unslotted hex washer head: provides high torque transfer with a clean, flush finish.
• Indented hex washer: distributes load evenly and helps seal the joint.
• Steel construction: provides dependable strength and durability for everyday use.
• Black & Bake Zinc finish: offers corrosion resistance and a durable, attractive appearance indoors or outdoors.
• Size: 5/16 in diameter x 1-1/4 in length.

Durability and Finish

Designed to withstand exposure and harsh conditions, the Black & Bake Zinc coating combines corrosion resistance with a smooth, professional look. The steel body is built to handle repeated fastening without stripping, making these screws a reliable choice for metal fabrication, HVAC, fencing, and equipment enclosures.

Applications

Ideal for metal-to-metal connections in light to medium gauge sheet metal, automotive trim, appliance panels, and other construction projects where a strong, secure hold is required without pre-drilling.

Specifications

• Diameter: 5/16 in
• Length: 1-1/4 in
• Material: Steel
• Finish: Black & Bake Zinc
• Head style: Unslotted Indented Hex Washer
• Drive type: Hex

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State ofCalifornia to cause cancer and birth defects or other reproductive harm. For more information go tohttps://www.P65Warnings.ca.gov.