Description

Monster Overview:
Built for the most demanding industrial and structural applications, M30 Socket Head Cap Screws from Monster Bolts deliver extreme clamping force and repeatable torque. Manufactured from Class 12.9 alloy steel and finished with a thermal black oxide coating, these fasteners combine maximum tensile strength with a clean, low-glare appearance. The heavy-duty 22 mm hex drive provides deep engagement for confident tightening under high loads.
Quality & Supply: Each lot meets or exceeds Monster Bolts’ strict benchmarks for material strength, dimensional accuracy, and surface finish. Available in full- and partial-thread (PT) options with fast fulfillment from U.S. inventory.
Monster Features:
- Extreme Strength: Class 12.9 alloy steel for maximum tensile and preload capacity.
- Precision Drive: 22 mm hex socket delivers secure tool fit and controlled torque.
- Socket Cap Design: Cylindrical head concentrates clamp load in compact joints.
- Thermal Black Oxide: Lightly oiled, RoHS-compliant finish provides mild corrosion resistance.
- Compliance: Produced to DIN 912 / ISO 4762 for interchangeability and proper head geometry.
Monster Specifications
| Feature | Details |
|---|---|
| Diameter / Thread | M30-3.50 (coarse, standard metric) |
| Drive Size | Hex 22 mm |
| Head Type | Socket Head Cap Screw – Cylindrical, deep-drive design |
| 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:
• 22 mm Hex Keys
• Matching M30 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 rigorous quality checks, fast U.S. fulfillment, and responsive support.
MTRs available upon request for unopened bulk cartons.
Note: Bulk shipping times may vary slightly based on quantity and stock location. Most orders ship within a few business days.




