
| (mm) | ST5.5 | ST6.3 |
|---|---|---|
| P | 1.8 | 1.8 |
| k1 | 1 | 1 |
| dk max | 11 | 13.5 |
| dk min | 10 | 12.2 |
| e min | 8.71 | 10.95 |
| k max | 5.4 | 5.9 |
| k min | 5.25 | 5.75 |
| s | 8 | 10 |
| d max | 5.46 | 6.25 |
| d min | 5.28 | 6.03 |
| dp max | 4.7 | 5.55 |
| dp min | 4.55 | 5.4 |
| dc max | 16.2 | 16.2 |
| dc min | 15.8 | 15.8 |
| h max | 2.7 | 2.7 |
| h min | 2.3 | 2.3 |
| h1 max | 0.8 | 0.8 |
| h1 min | 0.7 | 0.7 |
| z max | 9 | 9.5 |
| z min | 7.5 | 8 |
Key Features:
- Brown Painted Finish: Offers aesthetic appeal while providing corrosion resistance, making these screws suitable for outdoor and indoor use.
- High-Quality Material: Manufactured from premium steel for enhanced durability and strength, ensuring reliability in various applications.
- Self-Drilling Design: Engineered for efficient installation without pre-drilling, saving time and labor costs.
- Versatile Sizes: Available in multiple dimensions (e.g., ST5.5 and ST6.3), catering to a wide range of fastening needs.
- High Load Capacity: Capable of withstanding significant loads, making them ideal for construction and heavy-duty applications.
- Quality Assurance: Each batch undergoes rigorous quality control to meet industry standards, ensuring consistent performance.
Distributors can confidently offer these brown painted self-drilling screws, knowing they provide a blend of quality and efficiency.












