[1000 BULK] Thread Rolling Screws Slotted Indented Hex Washer Head Steel Zinc & Waxed Tri-Lobe 5/16-18 X 1-1/2 Taptite Screws Alternative Holiday Sale

Thread Rolling Screws Slotted Indented Hex Washer Head are engineered as a high-strength alternative to Taptite screws, designed to form threads as they install, delivering strong, vibration-resistant joints in metal and wood assemblies. The slotted indented hex washer head provides a flush, low-profile appearance and distributes load for secure seating, while a steel base with zinc coating and a waxed finish reduces friction and adds corrosion resistance.

Key Features

Size: 5/16-18 x 1-1/2

Material & Finish: Steel with zinc plating and waxed coating

Head Style: Slotted Indented Hex Washer Head for a clean, low-profile drive

Drive: Tri-Lobe drive (requires a Tri-Lobe bit)

Thread Type: Thread-rolling / self-forming

Application: Ideal for fastening into metal panels and assemblies where secure, durable threads are required

Use Case: A strong alternative to Taptite screws

Benefits

High pull-out strength

Reduced risk of thread stripping

Smooth installation

Enhanced corrosion resistance due to zinc-wax finish

Applications & Use

Use these thread rolling screws to fasten into metal panels and assemblies where secure, durable threads are required. The Tri-Lobe drive ensures a precise, secure seating with a flush, low-profile look, and the self-forming threads reduce installation effort and prevent thread damage during assembly.

Whether you’re updating hardware, assembling equipment, or completing cabinetry projects, these thread rolling screws deliver reliable performance and consistent results.