Hillman Grade 8 Hex Head Cap Screws, 5/16" x 2-1/2", 100-Pack

Heavy-duty Grade 8 hex head cap screws engineered from heat-treated steel for high-strength fastening. Coarse-thread design with washer face under the head ensures secure seating and reliable performance in demanding applications.

Key Features:

• Grade 8 Strength: Heat-treated steel delivers superior tensile strength for heavy-duty projects
• Coarse Thread: Provides fast, secure engagement in tapped holes or with hex nuts
• Washer Face Head: Built-in washer face under the hex head improves sealing and load distribution
• Partially Threaded Shank: Ideal for alignment and shear strength in bolted joints
• 100-Pack Convenience: Boxed quantity for jobsite efficiency and bulk stocking

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Are these fully threaded?
A: No. They are Grade 8 cap screws that are partially threaded along the shank.

Q: What tools are needed for installation?
A: Tighten with a wrench or a drill/driver equipped with the correct hex socket.

Q: Can these be used outdoors?
A: They are heat-treated steel with a yellow dichromate finish for wear resistance; for corrosive outdoor environments, consider additional coatings or appropriate washers.

Q: What thread type do these have?
A: Coarse thread (USS).

Q: Do they include nuts or washers?
A: No. This pack includes only the hex head cap screws.

Industrial Strength with Sleek Utility

These Grade 8 hex cap screws bring a refined, utilitarian edge to any build, marrying strength with clean geometry. The washer-faced hex head offers a crisp silhouette while ensuring a flawless seat. Style them in exposed hardware applications for a subtle punch of industrial chic, or keep them concealed for uncompromising performance. A staple of luxurious, precision-crafted spaces.

Upgrade your fasteners to Grade 8 performance—add this 100-pack to your project and secure a stronger, longer-lasting build.