Self Drilling Screws Unslotted Indented Hex Washer Head, Steel, Black & Bake Zinc, 5/16″ x 3/4″. These high?quality fasteners are designed for quick, secure fastening into metal surfaces with a durable, corrosion?resistant finish.

Key Features

• Self-drilling capability: eliminates the need for pilot holes and pre-drilling, speeding up installation.
• Unslotted Indented Hex Washer Head: provides a clean drive and distributes load to protect surfaces.
• Material: strong steel construction for reliable performance in a variety of applications.
• Finish: black oxide plus baked-on zinc coating for corrosion resistance and rugged appeal.
• Size: 5/16″ diameter by 3/4″ length (5/16 x 3/4).
• Drive: hex drive (indented hex) compatible with standard hex bits and drivers.

Specifications

• Diameter: 5/16 in
• Length: 3/4 in
• Head style: Indented Hex Washer
• Drive type: Hex (Allen)
• Material: Steel
• Finish: Black oxide with baked zinc coating
• Application: Metal-to-metal fastening, suitable for sheet metal and similar substrates

Choose these self drilling screws for durable, fast, and reliable assembly in metal projects and enclosures. Their combination of a hardened steel body, indented hex washer head, and corrosion?resistant finish makes them ideal for harsh environments and long?lasting performance.