Hillman 3/4 in. x 3 in. Grade 5 Hex Head Cap Screws (20-Pack)

These Hillman hex head cap screws are Grade 5 steel fasteners with a heat-treated zinc finish for strength and corrosion resistance. At 3/4 in. diameter by 3 in. length, they’re ideal for heavy-duty assemblies requiring a coarse-thread, partially threaded shank and a washer face for secure seating.

Key Features:

• Heavy-Duty Strength: Grade 5 heat-treated steel for reliable clamping force
• Corrosion-Resistant Finish: Zinc coating helps protect against wear and rust
• Secure Seating: Washer face under head provides a better seal and load distribution
• Partially Threaded Shank: Adds shear strength where it matters in structural applications
• Convenient Pack Size: 20-pack for jobsite efficiency and replenishment

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Are these fully or partially threaded?
A: They are partially threaded along the shank, providing added shear strength.

Q: What thread type do these screws use?
A: They use coarse threads.

Q: How are these typically installed?
A: Tighten with a wrench or drill/driver using the hex head.

Q: What is the finish and why does it matter?
A: A heat-treated zinc finish offers strength and wear/corrosion resistance.

Q: What size are these cap screws?
A: 3/4-inch diameter by 3-inch length.

Industrial Strength, Sleek Utility

This hex cap screw embodies a quiet rigor—clean geometry with a confident, engineered presence. The zinc finish lends a subtle sheen that pairs beautifully with raw woods and dark metals. Use it as a refined, functional detail in exposed hardware moments—think open shelving brackets or custom steel frames. It’s a small piece that elevates the whole composition into luxe utilitarianism.

Power your next build with Grade 5 strength—add this 20-pack of Hillman hex cap screws to your cart today.