China Self Drilling Screws - Quality Suppliers & Factory Direct Prices for Bulk Orders
ISO 9001 Certified
Free Samples Available
DIN / ISO / UINZ Standards
Steel & Stainless Steel
Product Specifications
| 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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Product Images
Frequently Asked Questions
What sizes are available for the wood screws?
Our wood screws are available in diameters of 4.2mm, 4.8mm, 5.5mm, and 6.3mm, with lengths ranging from 10mm to 300mm to suit a wide variety of applications.
What materials are the wood screws made from?
The wood screws are manufactured from high-quality steel (SWCH22A / C1022A) and stainless steel, ensuring durability and corrosion resistance for both indoor and outdoor use.
What surface treatment options are available?
We offer three surface treatment options: Zinc plating, YZinc plating, and Plain (uncoated). Zinc and YZinc treatments provide enhanced corrosion resistance for extended product lifespan.
What international standards do these wood screws comply with?
Our wood screws are manufactured in compliance with DIN, ISO, and UINZ international standards, and the production facility is certified to ISO 9001, guaranteeing consistent quality.
Can I request free samples before placing a bulk order?
Yes, we offer free samples so you can evaluate the quality and specifications of our wood screws before committing to a larger order. Please contact us to arrange your sample request.
What grade options are available for the wood screws?
We supply wood screws in Grade 8.8 (high-strength carbon steel), A2-70 (304 stainless steel), and A4-70 (316 stainless steel), suitable for different load-bearing and corrosion-resistance requirements.


