US Aluminum Galvanized #8 x 1/2 in Hex Head Self-Drilling Screws, Harbor Gray (100-Pack Bag)

US Aluminum Galvanized #8 x 1/2 in Hex Head Self-Drilling Screws, Harbor Gray (100-Pack Bag)

$5.39
Sale price  $5.39 Regular price  $15.25
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US Aluminum Galvanized #8 x 1/2 in Hex Head Self-Drilling Screws, Harbor Gray (100-Pack Bag)

US Aluminum Galvanized #8 x 1/2 in Hex Head Self-Drilling Screws, Harbor Gray (100-Pack Bag)

$5.39
Sale price  $5.39 Regular price  $15.25

#8 x 1/2 in Hex Head Self-Drilling Screws (Harbor Gray, 100/Bag)

These #8 x 1/2 in hex head self-drilling screws are designed for quick fastening without pre-drilling. Finished in Harbor Gray with a galvanized/zinc-coated surface for corrosion resistance, they’re packaged as a convenient 100-count bag for small projects and repairs.


Key Features:

  • Fast Self-Drilling Tip: Helps reduce installation time by drilling and fastening in one step
  • Hex Head Drive: Provides a secure grip for drivers to help reduce cam-out during installation
  • Corrosion-Resistant Finish: Galvanized/zinc-coated coating helps protect against rust in exterior applications
  • Color-Matched Look: Harbor Gray finish blends with compatible exterior materials for a cleaner appearance
  • Convenient 100-Count Bag: Ideal for repairs and small-to-medium jobs without buying bulk cartons

Specifications Table:

Specification Details
Screw Size #8
Screw Length 1/2 in
Head Style Hex
Color Harbor Gray
Finish/Coating Galvanized / Zinc coated
Package Quantity 100 per bag
Unit of Measure Bag (BG/BAG)
Category Fasteners & Hardware
Sub Category Self-Drilling Screws
Manufacturer Number 8HGBG
Product Number USA812ZSHGBAG

Frequently Asked Questions (FAQ):

Q: Are these self-drilling screws or do I need to pre-drill?
A: They are self-drilling screws, designed to drill and fasten in one step for typical thin-gauge applications.


Q: What tool/bit do I need to drive these screws?
A: They have a hex head; use a properly sized hex nut driver/socket bit for best engagement.


Q: How many screws come in the package?
A: Each bag contains 100 screws.


Q: Are these suitable for outdoor use?
A: They have a galvanized/zinc-coated finish intended to help resist corrosion for exterior applications.


A crisp, color-matched detail that makes the whole exterior feel intentional.

It’s the smallest details that make an exterior read as refined—and a Harbor Gray fastener disappears into the surface with effortless polish. The hex head gives a purposeful, architectural finish, while the corrosion-resistant coating supports longevity in the elements. Use these where clean lines matter most—trim, flashing, and neat runs of exterior accents—so the hardware becomes part of the design, not a distraction. Consider it a quiet essential for a tailored, elevated build.


Finish your project with clean, secure fastening—add this 100-pack of Harbor Gray #8 x 1/2 in hex head self-drilling screws to your cart today.

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