Best Seller [1000 BULK] Thread Rolling Screws Unslotted Indented Hex Washer Head Steel Zinc & Waxed Tri-Lobe 3/8-16 X 5/8 Taptite Screws Alternative

Experience robust fastening with Thread Rolling Screws Unslotted Indented Hex Washer Head Steel Zinc & Waxed Tri-Lobe 3/8-16 X 5/8, a high-performance alternative to Taptite screws. These self-tapping screws are designed to form strong, durable threads in softer metals, delivering reliable bite and resistance to pull-out in demanding assemblies.

Constructed from steel with a zinc coating and waxed finish, they combine corrosion resistance with smooth driving and reduced friction for easier installation. The Unslotted Indented Hex Washer Head provides a flush appearance and a secure seating surface, while the Tri-Lobe drive offers tamper-resistant engagement and enhanced torque control.

Key Features

Thread Rolling Screw for strong, permanent threads without pre-tapping

Unslotted Indented Hex Washer Head for a flush, clean look and reliable seating

Steel with Zinc & Waxed Finish for corrosion resistance and lubricated driving

Tri-Lobe Drive provides tamper-resistant engagement and improved torque handling

Specifications

Size: 3/8-16 UNC diameter, 5/8 inch length

Applications

Ideal for automotive, machinery, electronics housings, equipment enclosures, and general metal-to-metal or metal-to-wood assemblies where a strong, precise thread is required. The waxed coating reduces friction during installation, helping prevent galling and easing driving in challenging materials.