CNXD Stainless Steel DIN7991 M2-M10 Hex Socket Countersunk Screws A2-70
CNXD DIN7991 stainless steel hexagon socket countersunk screws are designed for applications requiring a flush surface, secure fastening, and high aesthetic requirements. Manufactured from high-quality stainless steel with A2-70 grade options, these screws offer excellent corrosion resistance, stable mechanical performance, and reliable fastening for electronics, appliances, precision instruments, and industrial assemblies. The countersunk head design ensures a smooth, low-profile appearance suitable for environments requiring precision and durability.
- Flush Countersunk Head Design
Provides a smooth surface after installation, ideal for electronics, appliances, and precision equipment requiring a clean appearance and no protrusions. - High-Strength Stainless Steel A2-70
Ensures excellent corrosion resistance, tensile strength, and long-term stability in demanding environments. - Multiple Grades & Surface Treatments
Available in bolt grades 4.8 / 8.8 / 10.9 / 12.9 and a wide range of coatings such as zinc plating, phosphating, black oxide, chrome plating, nickel plating, Dacromet, electrophoresis, zinc-nickel alloy, etc.
Key attributes
| Item | Details |
|---|---|
| Finish | Plain |
| Material | Stainless Steel |
| Measurement System | Metric |
| Thread Type | Fine Thread |
| Grade | Class 4.8 & 6.8 / A2-70 |
| Place of Origin | Zhejiang, China |
| Head Style | Flat / Countersunk |
| Brand Name | CNXD |
| Model Number | DIN7991 |
| Product Name | Flat Hex Socket Screws |
| Standard | DIN7991 |
| Size | M2–M10 |
| MOQ | 1000 Pcs |
| Delivery Time | 10–25 Days |
| Payment | T.T |
| Bolt Grades | 4.8, 8.8, 10.9, 12.9 |
| Nut Grades | 4, 8, 10 |
| Surface Treatments | Zinc, Phosphating, Black Oxide, Chrome, Dacromet, Nickel, Electrophoresis, Zinc-Nickel Alloy |
Packaging and delivery
| Item | Details |
|---|---|
| Selling Units | Single item |
| Single Package Size | 10 × 10 × 10 cm |
| Single Gross Weight | 0.100 kg |







