Description

Monster Overview:
Built for demanding assemblies, M8 Socket Head Cap Screws from Monster Bolts deliver high clamp load and repeatable torque. Manufactured from Class 12.9 alloy steel with a durable thermal black oxide finish, these SHCS fasteners combine maximum tensile strength with a sleek, low-glare appearance. The deep internal hex resists cam-out and supports precise torque application in production environments.
Quality & Supply: Each lot meets or exceeds Monster Bolts’ strict standards for dimensional accuracy, finish, and drive fit. Bulk cartons ship fast from U.S. inventory to keep your lines moving.
Monster Features:
- High Strength: Class 12.9 alloy steel for superior tensile and preload performance.
- Precision Drive: 6.0 mm hex socket for firm driver engagement and consistent torque control.
- Socket Cap Design: Cylindrical head concentrates clamping force in compact joints.
- Thermal Black Oxide: Low-gloss, lightly oiled finish offers mild corrosion resistance; fully RoHS compliant.
- Standards: Produced to DIN 912 / ISO 4762 for reliable fit and interchangeability.
Monster Specifications
| Feature | Details |
|---|---|
| Diameter / Thread | M8-1.25 (coarse, standard metric) |
| Drive Size | Hex 6.0 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:
• M6 Hex Keys
• Matching M8 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, quick U.S. fulfillment, and responsive support. MTRs available on 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.





