Multi-material No. 8 Label X 5/8 In. L Unidrive Flat Head Serrated Construction Screws

The Spax No. 8 x 5/8 In. multi-purpose screw is a versatile fastener engineered for a wide range of interior applications. Whether you're securing wood, working with concrete, masonry, sheet metal, or plastic, this construction screw delivers reliable performance and durability across diverse materials and project types. Its zinc-plated steel construction resists corrosion, making it suitable for indoor projects where moisture exposure is a concern.

The flat head design with patented ribs on the underside ensures a clean, flush, or countersunk finish without stripping against metal hardware. The Unidrive combination head accepts both Phillips and square drive bits, giving you flexibility during installation. Serrated threading enables faster driving, making these screws popular with both professionals and DIY enthusiasts tackling home improvement, repairs, and construction work.

Features and Benefits

• Unidrive Combo Drive: Compatible with both Phillips and square drive bits for convenient, flexible installation without switching tools.
• Flat Head with Underside Ribs: Delivers a professional, flush result in wood and prevents stripping when seated against metal hardware.
• Serrated Thread Design: Allows for faster driving compared to standard screws, improving efficiency on the job site.
• Zinc-Plated Finish: Provides added protection against moisture and corrosion for long-lasting durability in indoor applications.
• Multi-Purpose Construction: Suitable for wood, concrete, masonry, sheet metal, and plastic fastening needs.

Specifications

• Brand: Spax
• Model: 4101010400162
• Size: No. 8
• Length: 5/8 inch
• Head Type: Flat head
• Drive Type: Phillips/Square (Unidrive)
• Material: Zinc-plated steel
• Pack Count: 40 screws