Hillman Grade 5 Zinc Hex Head Cap Screw, 5/16 in. x 2 in., 100-Pack

Heavy-duty hex head cap screws engineered from heat-treated zinc-plated steel for reliable fastening. Sized 5/16 in. diameter by 2 in. length, this Grade 5 hardware is ideal for automotive, machinery, and general construction applications.

Key Features:

• Durable Grade 5 Steel: Heat-treated for higher tensile strength and dependable clamping force
• Corrosion-Resistant Zinc Finish: Provides added protection in indoor and sheltered outdoor environments
• Precision Hex Head: Allows strong wrench/driver engagement for secure tightening
• Standard Coarse Threads: Suitable for common assemblies and repairs
• Bulk 100-Pack: Cost-effective supply for workshops and job sites

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What grade are these screws?
A: They are Grade 5 hex head cap screws, suitable for medium-to-high strength applications.

Q: Are these fully threaded?
A: They are typical hex cap screws with coarse threads; thread length may vary by size, but they are designed for general fastening.

Q: What is the finish?
A: Zinc-plated steel, offering basic corrosion resistance for indoor or lightly exposed environments.

Q: What tools are needed for installation?
A: Use a compatible wrench or socket sized for the 5/16 in. hex cap screw head.

Q: Is this a bulk package?
A: Yes, the box contains 100 screws.

Industrial Strength with a Clean, Zinc Sheen

These hex head cap screws bring a crisp, utilitarian polish to any project—think exposed fasteners on shelving, benches, or workshop accents. The zinc finish delivers a silvery clarity that pairs beautifully with raw woods and matte blacks. Use them as a deliberate design detail on flanged brackets or custom metalwork to underscore a crafted, purposeful aesthetic. They’re the quiet, robust essentials that anchor refined, hardworking spaces.

Equip your project with Grade 5 strength—add this 100-pack of zinc hex cap screws to your cart today.