Bulk M20 Socket Head Cap Screws – 12.9 Alloy Steel, Black Oxide


Length: 75 QTY - M20-2.50 x 30mm
Price:
Sale price$132.75

Description

Monster Overview:

Handle your toughest industrial or structural builds with M20 Socket Head Cap Screws from Monster Bolts. Crafted from Class 12.9 alloy steel and finished in a thermal black oxide coating, these heavy-duty fasteners deliver the highest level of tensile strength and torque reliability. The robust 17 mm hex drive ensures superior tool engagement and precision torque control, even under extreme load conditions.

Quality & Supply: Each bulk lot meets Monster Bolts’ rigorous strength, hardness, and dimensional accuracy standards. Available in both full and partial-thread (PT) configurations, all orders ship quickly from U.S. inventory for dependable, on-time supply.

Monster Features:

  • Maximum Strength: Class 12.9 alloy steel provides exceptional tensile and yield performance for high-load applications.
  • Precision Drive: 17 mm hex socket ensures deep engagement and consistent torque transmission.
  • Socket Cap Design: Cylindrical head delivers high clamping force and uniform load distribution.
  • Thermal Black Oxide: Oil-sealed matte finish resists mild corrosion while offering a clean, professional appearance.
  • Compliance: Fully meets DIN 912 / ISO 4762 specifications for dimensional accuracy and interchangeability.

Monster Specifications

Feature Details
Diameter / Thread M20-2.50 (coarse, standard metric)
Drive Size Hex 17 mm
Head Type Socket Head Cap Screw – Cylindrical, deep-drive configuration
Material / Grade Black Alloy Steel, Class 12.9
Finish Thermal Black Oxide (light oil; RoHS compliant)
System of Measurement Metric
Standards DIN 912 / ISO 4762

Length Measurement: Socket head cap screws are measured from under the head to the tip of the screw.
Note: “PT” denotes Partial Thread versions.

More Monster Bolts:

M17 Hex Keys
Matching M20 Nuts & Washers
All Bulk Metric Socket Cap Screws

Order Today and Experience the Monster Bolts Difference

Buy with confidence — every Monster Bolts bulk order is backed by consistent quality control, fast U.S. fulfillment, and responsive customer support. MTRs available upon request for unopened bulk cartons.

Note: Bulk shipping times may vary slightly depending on order size and stock location. Most orders ship within a few business days.

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