Hillman M12-1.75 mm Diameter x 90 mm Length Heat-Treated Steel Hex Head Cap Screw, 15 Pack

Regular price $43.99

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Hillman M12-1.75 x 90 mm Hex Head Cap Screw (15-Pack)

Heavy-duty M12-1.75 x 90 mm hex head cap screws made from heat-treated steel for reliable clamping force. Ideal for metric assemblies requiring strength and durability in machinery, automotive, and construction applications.


Key Features:

  • Class 8.8 Strength: Heat-treated steel delivers dependable tensile strength for demanding projects.
  • Corrosion-Resistant Finish: Heat-treated zinc coating helps protect against rust in typical environments.
  • Hex Head Design: Allows high-torque tightening with a wrench or driver for secure fastening.
  • Partially Threaded Shank: Enhances grip and reduces shear movement between joined materials.
  • Metric Coarse Threads: M12-1.75 pitch for compatibility with matching metric nuts and washers.

Specifications Table:

Specification Details
Diameter M12
Thread Pitch 1.75 mm
Length 90 mm
Material Steel
Finish Heat Treated Zinc
Grade 8.8
Head Type Hex Cap
Thread Type Coarse (Metric)
Unit of Measurement Metric
Number in Package 15 pack

Frequently Asked Questions (FAQ):

Q: What size drill bit should I use for installation?
A: Pre-drill a hole that matches the bolt diameter (12 mm) for proper fit in the material.


Q: Are these fully or partially threaded?
A: They are partially threaded to improve joint strength and reduce shear.


Q: What grade are these bolts?
A: They are metric grade 8.8, suitable for most general-purpose structural applications.


Q: What is included in the pack?
A: This listing is for a 15-pack of M12-1.75 x 90 mm hex head cap screws.


Q: What material and finish are used?
A: Constructed from steel with a heat-treated zinc finish for added durability and corrosion resistance.


Industrial Strength, Clean Metric Precision

These hex cap screws lend a refined, utilitarian edge to any project—sleek zinc tones meeting muscular, grade 8.8 performance. I love the crisp hex head and partial thread that feel engineered and intentional. Pair them with matte-black brackets or brushed steel accents to echo their cool, technical character. It’s the quiet hardware that makes luxury detailing feel effortless and enduring.


Upgrade your build with these grade 8.8, corrosion-resistant hex cap screws and get precise, lasting hold in every connection.

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