![[1000 BULK] Self Drilling Screws Unslotted Indented Hex Washer #3 Point Zinc Plated 5/16 X 3](http://mutualscrew.com/cdn/shop/files/KWKC_01e6ebcb-1365-488e-9f73-d98423d635f8.png?v=1751929846&width=288)
![[1000 BULK] Self Drilling Screws Unslotted Indented Hex Washer #3 Point Zinc Plated 5/16 X 3](http://mutualscrew.com/cdn/shop/files/KWKC_01e6ebcb-1365-488e-9f73-d98423d635f8_1024x.png?v=1751929846)
Description
Self Drilling Screws Unslotted Indented Hex Washer #3 Point Zinc Plated 5/16 X 3 — Precision-engineered fasteners designed for fast, secure metal-to-metal assemblies.
These self drilling screws combine a rugged zinc-plated finish with an indented hex washer head and an unslotted drive for high torque applications. The #3 point provides efficient penetration, helping to drill and tap threads in metal with minimal pre-drilling.
Key Features
- Self-drilling performance: Drills and taps in one operation, eliminating the need for pre-drilling in many metal substrates.
- Unslotted indented hex washer head: Provides a flush seating surface and strong load distribution when driven with a hex driver.
- Size and drive: 5/16 in diameter with a #3 point for rapid entry and reliable engagement (drive type requires hex wrench/bit).
- Finish: Zinc plating offers corrosion resistance for interior and exterior environments.
- Length: 3 in overall length, suitable for thicker assemblies and multiple material stacks.
Specifications
- Diameter: 5/16 in
- Length: 3 in
- Point: #3
- Head type: Indented Hex Washer
- Drive: Unslotted (requires hex drive)
- Finish: Zinc-Plated
Applications
- Ideal for metal-to-metal fastening in enclosures, framing, roofing, and equipment housings.
- Suitable for projects requiring fast assembly without pre-drilling in steel or other metals.
Can We Help?
If you’re not sure that this product is right for you, give us a call!
800-222-0324