SKU: 82942587741

Hillman 7/16 in. Diameter x 3 in. Length Heat-Treated Steel Hex Head Cap Screw, 50-Pack

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Description

Hillman 7/16 in. Diameter x 3 in. Length Heat-Treated Steel Hex Head Cap Screw, 50-PackHillman Grade 8 Hex Head Cap Screws, 7 16 in. x 3 in. (50 Pack) 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. Key Features: Grade 8 Strength: Heat treated steel provides high tensile performance for demanding applications Washer Face

Hillman Grade 8 Hex Head Cap Screws, 7/16 in. x 3 in. (50-Pack)

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.


Key Features:

  • Grade 8 Strength: Heat-treated steel provides high tensile performance for demanding applications
  • Washer Face Head: Built-in bearing surface under the hex head for a better seal and load distribution
  • Partially Threaded Shank: Added shear strength and precise alignment where a hex bolt is needed
  • Coarse Thread: Reliable engagement for quick installation with a wrench or drill
  • 50-Pack Convenience: Boxed bulk quantity for shop, jobsite, or maintenance needs

Specifications Table:

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

Frequently Asked Questions (FAQ):

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.


Industrial Poise with Precision

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.

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: 82942587741

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4.5 ★★★★★
Based on 29 reviews
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M
Verified Purchase
Matthew
Draper, US
★★★★★ 5
Top quality tool that improves espresso extraction
Color: Gray
Fantastic and easy to use. Stand sits on top of espresso machine and the WDT tool is always ready, no unscrewing. Upgraded from a screw-shut version and couldn't be happier. Comes with extra needles which I hope to never need. Easy to recommend
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Reviewed in the United States on May 24, 2026
E
Verified Purchase
E. A. Baptist
Alexandria, US
★★★★★ 4
Makes a difference but maybe only to caffeine addled coffee snobs
Color: Black
I won't say that everyone urgently needs one of these. This is helped me up my game. Perhaps not absolutely necessary, but it noticeably reduces canalization and improves extraction. And it appears to have improved not only my espresso, but my pour-overs and my Mokapot (especially the Mokapot!). It's a little fiddley to assemble - there's sets of springs and needles - but once you get it all locked down, its very tight. There's a set of spares - I can't imagine needing them. The tool kinda sits in the weighted base, but it appears to stay put in my cabinet.
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Reviewed in the United States on May 24, 2026
D
Verified Purchase
David J.
Battle Creek, US
★★★★★ 5
Excellent espresso tool
Color: Black
Very nicely made and works as intended. Also comes with extra needles. Highly recommend.
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Reviewed in the United States on May 17, 2026
J
Verified Purchase
JP Richardson
West Palm Beach, US
★★★★★ 5
WDT Tool: The Needle in My Espresso Haystack
Color: Black, Color: Black
I kind of went down a deep dive researching these WDT (Weiss Distribution Technique) tools, and I have to say, this one hits the sweet spot! The needle size is just right, and the shape is spot on for what I need. Plus, it’s a nice perk that you can remove and replace the needles. I’ve tried using needles and bobby pins in the past, but they were too thick and just ended up creating their own channels—talk about a brewing disaster! Now, here’s the twist: even though it comes with seven needles installed (and more replacements), I find it a bit overkill. With all those needles, it just traps the grinds in the center, pushing stuff around like it’s playing a game of “don’t let the coffee escape.” So, I stick with just three needles in a triangle formation for optimal distribution. Pro tip: don’t forget to adjust the depth as you use it to ensure you’re getting the best coverage of your coffee grounds! The build quality is actually pretty impressive. It feels like well-constructed metal components that could survive a small espresso war. Plus, it's more affordable than some of those fancy options out there—because who needs a second mortgage for great coffee? It looks quite nice on my counter, and the little stand is a handy extra touch. Overall, if you’re looking to up your espresso game and avoid the chaos of uneven distribution, this WDT tool is worth considering. Just remember: less is sometimes more when it comes to needles!
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Reviewed in the United States on October 20, 2024
V
Verified Purchase
Victoria Hawkins
Battle Creek, US
★★★★★ 5
Love this thing!!!
Color: Black, Color: Black
Hey, coffee lovers! ☕️ I recently got my hands on the WDT Espresso Distribution Tool Espresso Stirrer Tools for Barista, and let me tell you, it's a game-changer! 🙌 I'm absolutely thrilled with this amazing tool and can't recommend it enough to fellow coffee enthusiasts and professional baristas alike. First things first, the build quality of this espresso stirrer is top-notch! 💪 The aluminum alloy handle not only adds durability but also gives it a sleek and professional look, especially in the matte black finish. Holding this tool feels great, and the ergonomic design ensures a comfortable grip even during those long brewing sessions. The 0.35mm 7 needles are perfectly spaced, allowing for precise and consistent distribution of coffee grounds in the portafilter. This means a more even extraction and an enhanced flavor profile in every sip. And guess what? You get 7 extra replaceable needles as a bonus! 🎉 This ensures the longevity of the tool and easy replacement when needed. But wait, there's more! The included stand is a fantastic addition to this package. 🎁 It not only serves as a convenient storage solution but also adds a touch of elegance to my coffee setup. No more rolling around and cluttered workspace. Everything stays in place, thanks to the stand! Using the WDT Espresso Distribution Tool is a breeze! ⚡️ The precisely engineered needles and ergonomic design make it effortless to distribute the coffee grounds evenly. Whether you're a pro barista or a home brewing enthusiast, this tool will take your espresso game to new heights. Trust me on this one! In conclusion, the WDT Espresso Distribution Tool Espresso Stirrer is an absolute must-have for any coffee lover out there. 💯 Its top-notch build quality, precision, and thoughtful design will bring joy to your coffee routine. So, don't wait any longer! Treat yourself and elevate your espresso-making experience with this amazing tool. Cheers! 🥳☕️
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Reviewed in the United States on June 12, 2023

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