Verified Bulk 5/16″-18 Phillips Flat-head Thread-cutting Screws — Type F, Bright-zinc Steel Price Crushed By 30% [Gztb7I2c]

Bulk 5/16″-18 Phillips Flat-Head Thread-Cutting Screws: Strong and Durable

These 5/16″-18 Phillips Flat-Head Thread-Cutting Screws are designed for applications requiring high strength and flush seating. Perfect for trailer decks, dock boards, steel flooring, and hardwood-to-steel assemblies, they offer exceptional performance. Crafted from heat-treated carbon steel, these screws boast a bright-zinc electro-plate finish, hydrogen-relief baked treatment, and a factory dry-wax film for low drive torque. Their Type F cutting point ensures clean threads in pre-drilled or punched holes without the need for nuts.

Key Features and Specifications

The screws feature a 82° flat countersunk head with a Phillips #3 recess, providing high torque without cam-out. The UNC machine thread with a fluted slot allows for easy threading in 0.060–0.200″ steel plate or dense hardwood. The bright-zinc finish is RoHS-compliant, hydrogen-relief baked, and topped with a factory dry-wax film for consistent clamp load. Made from heat-treated carbon steel, these screws offer exceptional tensile and shear strength. They come in bulk packaging, ideal for OEM fabrication, dock builders, and trailer shops.

Practical Applications and Target Audience

Ideal for professionals and DIY enthusiasts, these screws are a must-have for a variety of projects. Whether you're building a deck, repairing a dock, or assembling flooring, these high-quality screws provide the strength and durability you need. Their flush seating and snag-free design make them perfect for applications where a clean, professional finish is crucial. With their wide range of applications, these screws are an essential tool for anyone involved in construction, repair, or home improvement.