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🔩 Main ST Collective M12-1.75 Metric Hex Cap Screws – Class 8.8 Zinc (Variant Listing)
DIN 933 / DIN 931 • Coarse Thread • Multiple Lengths & Pack Sizes
Upgrade your fastening hardware with Main ST Collective™ Metric Hex Cap Screws, engineered for strength, precision, and long-term durability. These M12-1.75 coarse thread bolts are manufactured from high-strength steel to Class 8.8 specifications and finished in corrosion-resistant zinc for dependable performance in automotive, industrial, and mechanical applications.
This is a variant listing — select your bolt length and pack size from the dropdown menu.
⭐ About Main ST Collective
Main ST Collective is the premium in-house hardware and parts brand of Main Street Eshop, built to deliver OEM-grade quality, consistent fitment, and professional reliability. Every fastener is carefully sourced and spec’d for real-world automotive and motorsports use — from daily drivers to race builds.
🛠️ Main Street Eshop is your trusted source for automotive, racing, and fabrication hardware — from small clips to critical fasteners.
🔧 Product Specifications
Thread Size: M12 x 1.75 (Coarse)
Head Style: Hex Head
Material: Steel
Strength Grade: Class 8.8
Finish: Zinc Plated (corrosion resistant)
Thread Type: Coarse
System of Measurement: Metric
Standards: DIN 933 (Fully Threaded) / DIN 931 (Partially Threaded)
📏 Available Length Variants
M12-1.75 x 25 mm (DIN 933)
M12-1.75 x 30 mm (DIN 933)
M12-1.75 x 35 mm (DIN 933)
M12-1.75 x 40 mm (DIN 933)
M12-1.75 x 45 mm (DIN 931)
M12-1.75 x 50 mm (DIN 931)
M12-1.75 x 55 mm (DIN 931)
M12-1.75 x 60 mm (DIN 931)
M12-1.75 x 65 mm (DIN 931)
M12-1.75 x 70 mm (DIN 931)
M12-1.75 x 75 mm (DIN 931)
M12-1.75 x 80 mm (DIN 931)
(Thread length varies by DIN specification — fully vs partially threaded)
📦 Available Pack Sizes
Pack of 5
Pack of 10
Pack of 25
Pack of 50
Pack of 100
➡️ Select length + quantity directly from the variant dropdown.
🛠️ Key Features & Benefits
✔ Class 8.8 Strength – Excellent tensile strength for automotive and industrial use
✔ Zinc Plated Finish – Corrosion resistance for long service life
✔ Precision Metric Threads – Consistent fitment and torque accuracy
✔ DIN 933 / DIN 931 Standards – Trusted global fastener specifications
✔ Hex Head Design – Easy installation with standard tools
✔ Multiple Lengths & Pack Sizes – Ideal for small repairs or shop stocking
🚗 Ideal Applications
Automotive suspension & chassis components
Engine accessories & drivetrain hardware
Fabrication, machinery, and equipment assembly
Frame, bracket, and mounting applications
Motorsports, off-road, and performance builds
Perfect for professional mechanics, fabricators, race teams, and DIY builders who demand reliable hardware.
📌 Buyer Notes
Verify length and thread engagement before ordering
DIN 933 = fully threaded | DIN 931 = partially threaded
Images may represent general size — you will receive the exact variant selected
📦 What You Receive
✔ Main ST Collective™ M12-1.75 Metric Hex Cap Screws
✔ Quantity and length selected from the dropdown menu
🛒 Choose carefully before checkout to ensure correct fitment
