Markdown [4000 BULK] Thread Rolling Screws Phillips Flat Undercut Head Steel Zinc & Waxed Tri-Lobe 1/4-20 X 3/4 Taptite Screws Alternative

Engineered for durable, high-torque fastening in metal assemblies, these Thread Rolling Screws deliver reliable performance where you need a strong, flush-fit connection. Featuring a Phillips flat undercut head and a Tri-Lobe drive, they maximize torque transfer while maintaining a clean, low-profile appearance.

Made from sturdy steel with a zinc plating and waxed finish, these screws resist corrosion and provide smooth driving action. The thread rolling process forms strong, permanent threads in the base material, enhancing pull-out resistance and long-term durability.

Specification at a glance

Thread: 1/4-20 UNC

Length: 3/4 inch

Key features

Thread-rolling performance: Creates strong, precise threads in metal without pre-tapping for faster assembly.

Phillips flat undercut head: Low-profile head sits flush for clean finishes and reduced snagging.

Tri-Lobe drive: Improved torque transfer and anti-cam-out action for tough installations.

Steel with zinc and wax: Corrosion-resistant finish with lubrication-friendly wax for easier driving.

Size and compatibility: 1/4-20 UNC, 3/4″ length—ideal for sheet metal and light- to medium-duty assemblies.

Reliable alternative to Taptite: Delivers dependable performance when a Taptite screw isn’t required or available.

Ideal for metal sheets, enclosures, machinery, and other industrial applications, these thread rolling screws offer a robust, flush-fit solution for demanding environments. Choose them when you need strong thread formation, easy installation, and long-lasting durability in metal assemblies.