Hillman M8-1.25 mm Diameter x 40 mm Length Heat-Treated Steel Hex Head Cap Screw, 50-Pack
SKU: 38254039067

Hillman M8-1.25 mm Diameter x 40 mm Length Heat-Treated Steel Hex Head Cap Screw, 50-Pack

Sale price$34.29 Regular price$38.10
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Description

Hillman M8-1.25 mm Diameter x 40 mm Length Heat-Treated Steel Hex Head Cap Screw, 50-PackM8 1. 25 x 40 mm Heat Treated Steel Hex Head Cap Screws (50 Pack) Durable hex head cap screws engineered from heat treated steel for high strength fastening. Metric M8 1. 25 thread and 40 mm length make them ideal for machinery, automotive, and general repair applications. Key Features: High Strength Construction: Heat treated steel resists shear and tensile stress for reliable clamping force Precise Metric Thread: M8 1. 25 pitch ensures smooth

M8-1.25 x 40 mm Heat-Treated Steel Hex Head Cap Screws (50-Pack)

Durable hex head cap screws engineered from heat-treated steel for high-strength fastening. Metric M8-1.25 thread and 40 mm length make them ideal for machinery, automotive, and general repair applications.


Key Features:

  • High Strength Construction: Heat-treated steel resists shear and tensile stress for reliable clamping force
  • Precise Metric Thread: M8-1.25 pitch ensures smooth engagement with compatible nuts and tapped holes
  • Hex Head Drive: Accepts standard wrench or socket for secure tightening in tight spaces
  • Versatile Length: 40 mm length suits a wide range of assembly and repair tasks
  • Bulk Value Pack: Box of 50 screws keeps projects moving and reduces reorders

Specifications Table:

Specification Details
Thread Size M8-1.25
Length 40 mm
Head Type Hex head cap screw
Material Heat-treated steel
Pack Quantity 50
Product Dimensions (package) 7 x 4.5 x 2 inches
Package Weight 8.8 lb
Brand Hillman

Frequently Asked Questions (FAQ):

Q: What tools do I need to install these screws?
A: Use a metric wrench or socket sized for the M8 hex head along with a compatible M8-1.25 nut or tapped hole.


Q: Are these suitable for outdoor use?
A: They are heat-treated steel; if long-term corrosion resistance is required outdoors, use with appropriate plating or protective coating.


Q: What nuts and washers fit these screws?
A: Use M8-1.25 metric nuts and M8 washers to match the screw diameter and thread pitch.


Q: Can these be used in threaded holes?
A: Yes, they are designed to mate with M8-1.25 tapped holes or matching nuts.


Industrial Strength, Clean Metric Precision

These cap screws deliver a crisp, utilitarian silhouette that brings quiet order to any project. The hex head detail is a subtle nod to industrial elegance, pairing beautifully with matte black hardware or raw woods. Style them with exposed brackets or custom metalwork to showcase their purposeful geometry. A small yet essential component for a polished, performance-driven space.


Equip your toolkit with this 50-pack of heat-treated M8 cap screws for dependable, professional-grade fastening on every project.

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: 38254039067

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K
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Kindle Customer
Chelsea, US
★★★★★ 5
Game-Changer for Clean, Accurate Shelf Pin Holes!
This shelf pin jig absolutely delivered on everything I needed — the ease of use was fantastic right out of the box. Once I got the layout aligned, drilling was quick and precise. The accuracy is impressive, with clean, straight holes every time, and the included bits worked like a charm. The design is clever, compact, and durable — the aluminum plate feels premium and makes it easy to keep things straight. I love the versatility too; switching between 5mm and 1/4" bits was fast, and the guide holes are clearly labeled. The size is ideal for cabinets, bookcases, and even tighter spaces where a bulky jig wouldn’t fit. For anyone needing quick, repeatable shelf pin drilling, this jig speeds up the use and keeps your project moving fast without compromising quality. If you're doing any custom shelving or cabinet work, this is a must-have tool that saves time and eliminates guesswork.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2025
D
Verified Purchase
Danielle Fassler
Natrona Heights, US
★★★★★ 4
Works well for DIY
Worked well for building bookshelf. Wish it maybe had som little pads on the back as some times it would slide a bit, but if I tightened it more it would dent the wood slightly. Overall very easy to use and worked well for its intended use.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 18, 2026
J
Verified Purchase
James Clements
Boise, US
★★★★★ 5
Solid thick aluminum construction
Size: 9 Holes
Very well made, thick aluminum construction and fully customizable.
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Reviewed in the United States on March 13, 2026
T
Verified Purchase
TIMOTHY RITTER
Grantham, US
★★★★★ 5
Good addition to my jig collection!!!
Size: 9 Holes
It works great! Would be better if it had a Brad style drill bit instead of the ones that came with it.
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Reviewed in the United States on April 9, 2026
B
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brian
Cuba, US
★★★★★ 5
Easy to use
Size: 9 Holes
Very easy to use and setup.
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Reviewed in the United States on March 31, 2026

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