Hillman Grade 8 Hex Head Cap Screws, 1/2" x 3-1/2", 25-Pack

Heavy-duty Grade 8 hex head cap screws engineered from heat-treated steel for high-strength fastening. Partially threaded with a washer face under the head, they deliver secure clamping and durability for demanding projects.

Key Features:

• High Strength Grade 8: Built for demanding applications requiring superior tensile strength
• Heat-Treated Steel: Enhanced durability and wear resistance with yellow dichromate finish
• Washer Face Under Head: Improved bearing surface for a better seal and reduced galling
• Partially Threaded Shank: Offers strong clamping force and alignment in assemblies
• Coarse Thread: Quick engagement for general construction and machinery use

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Are these fully threaded?
A: No. They are partially threaded along the shank for added clamping strength.

Q: What wrench or driver should I use?
A: Use a wrench or socket sized for a 1/2 in. hex cap screw head; tighten to the appropriate torque for Grade 8 fasteners.

Q: Do they have a corrosion-resistant finish?
A: Yes. They feature a heat-treated yellow dichromate finish that adds wear and corrosion resistance.

Q: What thread type is used?
A: Coarse thread (USS) suitable for general-purpose fastening.

Q: Can these be used with nuts and washers?
A: Yes. Use with compatible Grade 8 nuts and washers for maximum performance.

Industrial Strength with Refined Detail

These Grade 8 hex cap screws bring a polished industrial edge to built-in cabinetry, custom hardware, or exposed structural accents. The yellow dichromate sheen offers a subtle, luxe glow against raw wood or matte black metals. Try pairing them with matching Grade 8 washers for a cohesive, purposeful look that celebrates honest materials. A small detail with a big impact, they anchor projects with confidence and style.

Upgrade your build with high-strength, heat-treated Grade 8 fasteners—add this 25-pack to your cart today.