Shopping security
Heavy-duty hex head cap screws engineered from heat-treated steel for superior strength and wear resistance. The grade 8, partially threaded design with a washer face under the head delivers secure fastening in machinery, automotive, and structural applications.
| Specification | Details |
|---|---|
| Brand | Hillman |
| Diameter | 7/16 inch |
| Length | 3 inch |
| Material | Steel |
| Finish/Treatment | Heat-treated; yellow dichromate finish (web) |
| Grade | Grade 8 |
| Head Type | Hex head with washer face |
| Thread Type | Coarse |
| Threading | Partially threaded shank |
| Number in Package | 50 pack |
| Packaging Type | Boxed |
| Unit of Measurement | Listed as Metric on web; dimensions provided in inches |
| Package Height | 3.2 in |
| Package Width | 4.3 in |
| Package Length | 5.3 in |
| Package Weight | 7.4 lbs |
Q: Are these bolts fully or partially threaded?
A: They are partially threaded along the shank, offering added shear strength.
Q: What tools are needed for installation?
A: Tighten with a wrench or a drill using the appropriate hex socket or driver.
Q: What finish or treatment do they have?
A: They are heat-treated grade 8 steel; the product image and web data indicate a yellow dichromate-like finish for wear resistance.
Q: What thread type do these bolts use?
A: Coarse thread.
Q: What is included in the package?
A: A boxed 50-pack of 7/16 in. diameter x 3 in. length hex head cap screws.
These grade 8 cap screws bring a clean, purposeful aesthetic to exposed hardware moments, marrying function with a restrained, industrial beauty. The subtle yellow-chrome hue adds a refined accent against raw timber or dark steel. Use them to anchor custom shelving brackets or a sculptural metal frame for a striking, utilitarian statement. Their robust finish and exacting profile make them an essential detail in luxe, performance-driven spaces.
Secure your build with grade 8 reliability—add this 50-pack of Hillman hex head cap screws to your project today.
Ships within 48 hours · Estimated delivery Jun 20 - Jun 25
US$40
Get nowSign up to your membership to get coupons up to
15%
Get nowOpportunity to enjoy order discount up to 15% off
Top-Converting Item to Boost Your Average Order