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home > Hillman 5/8 in. Diameter x 4 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 25-Pack > Hillman 5/8 in. Diameter x 4 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 25-Pack

Hillman 5/8 in. Diameter x 4 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 25-Pack main image 0

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Hillman 5/8 in. Diameter x 4 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 25-PackHillman Grade 5 Hex Head Cap Screws, 5 8 in. x 4 in. (25 Pack) These Hillman hex head cap screws are Grade 5 steel fasteners with a heat treated zinc finish for added strength and corrosion resistance. Sized 5 8 in. diameter by 4 in. length, they feature partial threading and a washer face under the head for secure assemblies in wood, metal, and machinery. Key Features: Grade 5 Strength: Heat treated steel delivers dependable clamping force for

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Hillman Grade 5 Hex Head Cap Screws, 5/8 in. x 4 in. (25-Pack)

Name: Hillman 5/8 in. Diameter x 4 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 25-Pack
Brand: neumaticosmexico.com
SKU: 24916475249
Price: 69.99 USD
Availability: InStock
Rating: 4.0846 (2498 reviews)

These Hillman hex head cap screws are Grade 5 steel fasteners with a heat-treated zinc finish for added strength and corrosion resistance. Sized 5/8 in. diameter by 4 in. length, they feature partial threading and a washer face under the head for secure assemblies in wood, metal, and machinery.

Key Features:

Grade 5 Strength: Heat-treated steel delivers dependable clamping force for structural and machinery applications
Corrosion-Resistant Finish: Zinc coating helps protect against rust in indoor and sheltered outdoor use
Hex Head with Washer Face: Provides better bearing surface for a secure, even seal
Partial Thread Design: Smooth shank section improves shear strength and alignment
Convenient Bulk Pack: 25 screws per box for project or jobsite efficiency

Specifications Table:

Specification	Details
Brand	Hillman
Diameter	5/8 inch
Length	4 inch
Material	Steel
Finish	Heat-treated zinc
Grade	Grade 5 (USS)
Thread Type	Coarse
Head Style	Hex head with washer face
Threading	Partially threaded shank
Number in Package	25 pack
Packaging Type	Boxed

Frequently Asked Questions (FAQ):

Q: Are these fully or partially threaded?
A: They are partially threaded along the shank (Grade 5 USS style).

Q: What tools should I use for installation?
A: Tighten with a wrench or compatible hex socket/driver; pair with matching 5/8 in. coarse-thread nuts and washers.

Q: What is the thread type?
A: Coarse thread (USS).

Q: Can these be used outdoors?
A: The zinc finish offers light corrosion resistance suitable for indoor and sheltered outdoor applications; for harsh outdoor environments, consider galvanized or stainless fasteners.

Q: What is included in the package?
A: A boxed 25-pack of 5/8 in. diameter x 4 in. length Grade 5 hex head cap screws.

Industrial Poise with Purpose

This hex head cap screw brings a clean, utilitarian silhouette that feels both honest and elevated. The gleam of zinc catches light subtly, turning hardware into a considered detail. Use it to anchor exposed steel brackets or timber connections where the hardware becomes part of the composition. It’s a small yet essential gesture of luxury—precision, strength, and style in concert.

Secure your build with Grade 5 confidence—add this 25-pack of Hillman hex head cap screws to your cart today.