High Tensile Hex Socket Bolts | DIN 912 Grade 12.9 Steel | Wanson Fastener

High-quality Hex Socket Bolts (DIN 912) available in Grade 8.8, 10.9, and 12.9 Carbon Steel or Stainless Steel (A2/A4). Perfect for precision machinery and automotive applications. Wholesale pricing and global shipping. Get a free quote today!

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High-Tensile Hex Socket Bolts (Socket Head Cap Screws)

Our Hex Socket Bolts (also known as Allen head bolts or socket head cap screws) are designed for precision applications requiring high torque and space-saving assembly. As a professional fastener manufacturer, we provide durable and high-tensile bolting solutions for machinery, automotive, and industrial equipment.

Technical Specifications & Standards
FeatureDetails
StandardDIN 912, ISO 4762, ASME B18.3
MaterialCarbon Steel (8.8, 10.9, 12.9), Stainless Steel (A2-70, A4-80)
Size RangeM3 – M64 (Metric); 1/4″ – 2″ (Imperial)
Surface FinishZinc Plated, Black Oxide, Hot Dip Galvanized, Plain

Key Features & Advantages
  • High Torque Capability: The internal hexagonal drive allows for higher torque compared to standard hex bolts.
  • Space-Saving Design: Cylindrical head profile is ideal for counterbored holes and tight assembly areas.
  • Precision Engineering: Tight tolerances ensure a perfect fit with Allen keys, reducing the risk of stripping.
  • Corrosion Resistance: Available in stainless steel for superior protection in marine environments.

Common Industrial Applications

From heavy-duty industrial machinery to delicate electronics, our high-tensile hex socket bolts are widely used in:

  • Automotive Engine Assembly & Racing Parts
  • Aerospace & Aviation Components
  • Plastic Injection Molding Dies
  • Renewable Energy (Wind & Solar) Structures

Why Partner with Us for Hex Socket Bolts?

As a leading fastener exporter, we offer competitive wholesale pricing, ISO-certified quality control, and fast global shipping. Every batch of our DIN 912 bolts undergoes rigorous mechanical testing before dispatch.

Get Hex Socket Bolts Technical Specifications !

Request a Quote for Wholesale Pricing

 

Material

Carbon Steel, Stainless Steel (SS304/SS316), Alloy Steel

Grade

8.8, 10.9, 12.9 (High Tensile), A2-70, A4-80

Standard

DIN 912, ISO 4762, ASME B18.3, JIS B1176

Diameter

M3 – M64 (Metric); 1/4" – 2" (Inch)

Length

6mm – 500mm

Surface Treatment

Zinc Plated, Black Oxide, Hot Dip Galvanized, Dacromet, Plain

Thread Type

Full Thread, Partial Thread, Fine Thread

Head Type

Socket Head Cap