China Self Drilling Screws Suppliers - High-Quality Fasteners from Reliable Factory
| 🏷️Product name | Wood screw |
| 📐Size | 4.2mm/4.8mm/5.5mm/6.3mm |
| 📏Length | 10-300mm |
| ⭐Grade | 8.8/ A2-70/ A4-70 |
| 🔩Material | Steel/SWCH22A,C1022A,/stainless steel |
| ✨Surface treatment | Zinc/YZinc/Plain |
| 📋Standard | DIN/ISO/UINZ |
| 🏅Certificate | ISO 9001 |
| 🎁Sample | Free Samples |
| 🔧Usage |
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Frequently Asked Questions
QWhat diameter sizes are available for your wood screws?
Our wood screws are available in four diameter sizes: 4.2mm, 4.8mm, 5.5mm, and 6.3mm, covering a broad range of fastening requirements for both light-duty and heavy-duty applications.
QWhat length options can I choose from?
We offer wood screws in lengths ranging from 10mm to 300mm. Custom lengths within this range can often be accommodated — please contact us with your specific requirements.
QWhat materials are the wood screws made from?
Our wood screws are produced using high-quality steel (SWCH22A / C1022A) and stainless steel. The stainless steel option provides superior corrosion resistance, making it ideal for outdoor or humid environments.
QWhat surface treatment options are offered?
We provide three surface treatment choices: Zinc plating, Yellow Zinc (YZinc) plating, and Plain (no surface coating). Zinc and Yellow Zinc treatments enhance corrosion resistance and extend the service life of the screws.
QDo your wood screws meet international quality standards?
Yes. Our wood screws are manufactured in compliance with DIN, ISO, and UINZ standards. Our facility is ISO 9001 certified, ensuring consistent quality control throughout the entire production process.
QCan I get samples before placing a bulk order?
Yes, we offer free samples so you can assess product quality and verify specifications before committing to a large order. Please reach out to our team to arrange your sample request.


