Hillman Grade 8 Hex Head Cap Screws, 5/8 in. x 2-1/2 in., 25-Pack

Heavy-duty Grade 8 hex cap screws built from heat-treated steel for high-strength fastening. The 5/8 in. diameter, 2-1/2 in. length bolts feature coarse threads and a washer face under the head for a secure, durable hold in structural applications.

Key Features:

• High-Strength Grade 8: Heat-treated steel delivers superior tensile strength for demanding projects
• Coarse Thread Grip: Partially threaded shank ensures strong engagement in tapped holes or with nuts
• Washer Face Under Head: Provides better seating and load distribution
• Durable Finish: Yellow dichromate treatment enhances wear and corrosion resistance
• Contractor Pack: 25-piece boxed pack for jobsite efficiency

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Are these fully or partially threaded?
A: They are partially threaded along the shank, with coarse threads.

Q: What tools are needed for installation?
A: Tighten using a wrench or a compatible socket/driver.

Q: What grade are these bolts?
A: Grade 8, suitable for high-strength applications.

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

Q: What is the size?
A: Each bolt is 5/8 in. diameter by 2-1/2 in. length.

Industrial Strength, Clean Hardware Presence

These Grade 8 hex cap screws bring a crisp, utilitarian polish to exposed fastener moments. The bold head and warm yellow dichromate finish create a subtle accent against raw woods and dark metals. Try them on open shelving brackets or custom fixtures where hardware becomes part of the story. It’s a small detail that telegraphs strength—and luxury—in every turn.

Secure your build with Grade 8 reliability—add this 25-pack to your cart today.