[10000 BULK] Thread Rolling Screws Phillips Flat Undercut Head Steel Zinc & Waxed Tri-Lobe 4-40 X 1/4 Taptite Screws Alternative New Arrival

Thread Rolling Screws Phillips Flat Undercut Head Steel Zinc & Waxed Tri-Lobe #4-40 X 1/4 Taptite Screws Alternative are high-performance, self-forming fasteners designed as a robust alternative to Taptite screws. Featuring a Phillips flat undercut head, tri-lobe drive, and a durable steel core finished in zinc with a waxed coating, these screws deliver precise seating, excellent torque transfer, and smooth driving in metal-to-metal or metal-to-plastic assemblies.

Key Features

Self-forming thread rolling creates clean, molded threads that resist loosening under vibration.

Phillips flat undercut head provides a flush, low-profile seating with reduced protrusion.

Tri-Lobe drive improves torque transfer and reduces cam-out compared to standard drives.

Material & finish: Steel core with zinc plating and a waxed coating for corrosion resistance, lubricity, and easier installation.

Size and fit: #4-40 thread size with 1/4 in length — perfect for lightweight enclosures and precise assemblies.

Alternative to Taptite with proven performance in a competitive thread-rolling screw design.

Specifications

Thread size: #4-40

Length: 1/4 in (6.35 mm)

Head style: Phillips flat undercut

Drive: Tri-Lobe

Material: Steel

Finish: Zinc plated with waxed coating

Type: Thread rolling screw (self-forming), Tri-Lobe drive

Applications

Electronics enclosures

Appliance panels

Automotive trim

Metal chassis

Lightweight to mid-strength assemblies where clean seating and high torque are required

Use with a standard Phillips screwdriver to achieve secure, vibration-resistant joints in your next project.