SKU: 89930933617

Hillman 5/16 in. Diameter x 1 in. Length Grade 5 Heat-Treated Zinc Steel Hex Head Cap Screws, 100-Pack

Sale price$23.39 Regular price$25.99
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 10 - Jul 15

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Hillman 5/16 in. Diameter x 1 in. Length Grade 5 Heat-Treated Zinc Steel Hex Head Cap Screws, 100-PackHillman Grade 5 Zinc Hex Head Cap Screws, 5 16 in. x 1 in., 100 Pack These Hillman hex head cap screws deliver reliable fastening strength for automotive, machinery, and general construction projects. Made from grade 5 heat treated steel with a zinc finish, they resist wear and corrosion while providing secure clamping with a washer face under the head. Key Features: Durable Grade 5 Steel: Heat treated for increased tensile strength and wear

Hillman Grade 5 Zinc Hex Head Cap Screws, 5/16 in. x 1 in., 100-Pack

These Hillman hex head cap screws deliver reliable fastening strength for automotive, machinery, and general construction projects. Made from grade 5 heat-treated steel with a zinc finish, they resist wear and corrosion while providing secure clamping with a washer face under the head.


Key Features:

  • Durable Grade 5 Steel: Heat-treated for increased tensile strength and wear resistance
  • Corrosion-Resistant Zinc Finish: Helps protect against rust in indoor and covered outdoor applications
  • Hex Head with Washer Face: Provides better seating and load distribution for a tight, secure hold
  • Partially Threaded Shank: Ideal for clamping and alignment in structural and machinery joints
  • Convenient Bulk Pack: 100 screws sized 5/16 in. diameter x 1 in. length for high-volume jobs

Specifications Table:

Specification Details
Diameter 5/16 inch
Length 1 inch
Material Steel
Finish Heat Treated Zinc
Grade Grade 5
Head Style Hex head with washer face
Thread Type Coarse (USS)
Threading Partially threaded shank
Number in Package 100 pack
Packaging Type Boxed
Tightening Method Wrench or drill/driver
Unit of Measurement Imperial (size listed in inches)

Frequently Asked Questions (FAQ):

Q: What tools are needed for installation?
A: Tighten with a wrench or compatible socket; a drill/driver with socket adapter may also be used.


Q: Are these fully or partially threaded?
A: They are partially threaded along the shank, typical of hex cap screws.


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


Q: Can these be used outdoors?
A: The zinc finish offers basic corrosion resistance; for harsh or wet environments, consider stainless or hot-dipped galvanized fasteners.


Q: What grade are these bolts?
A: Grade 5, suitable for medium-strength applications.


Quiet Strength, Clean Hardware Poetry

In any refined space, the details do the heavy lifting—these zinc-kissed cap screws bring a polished, utilitarian elegance. I love the crisp hex head with its subtle washer face, delivering both form and function. Style them with brushed steel brackets or matte-black hardware to create a nuanced contrast that feels intentional. Essential, dependable, and chic—this is the hardware that makes luxury look effortless.


Equip your next project with dependable strength—add this 100-pack of Hillman grade 5 hex head cap screws to your cart today.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 89930933617

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.6 ★★★★★
Based on 2356 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
D
Verified Purchase
Daisy l.
Louisville, US
★★★★★ 5
Doesn’t squeak but the dogs still love them
Our doggies love them!! Very durable! They do not squeak though
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026
S
Verified Purchase
SES
Louisville, US
★★★★★ 5
10/10 for my dogs
Color: A.Orange+Blue+Green
super bouncy and fun for my dogs! they love playing with and tossing them around! hard to see in the water tho!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
A
Verified Purchase
Amazon Customer
Belleville, US
★★★★★ 4
Lightweight Balls
Color: A.Orange+Blue+Green
lightweight but solid. Unfortunately, I can't bring to dog park for my dog to play with as the larger dogs will destroy them. Not for dogs that chew through everything.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 31, 2026
D
Verified Purchase
Dsmorgan
Carnegie, US
★★★★★ 5
Fun ball
It doesn’t last a whole long time, but she loves it! It’s crazy and it drives her playfulness crazy!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 8, 2026
M
Verified Purchase
Manmomma
West Palm Beach, US
★★★★★ 2
No squeak balls
Color: A.Green+Orange
They don’t squeak. They bounce much either.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 25, 2026

recommand products