2mm 3mm Carbon Steel 4.8 Black Oxide Cross Recessed Countersunk CSK Wood Tapping Screw DIN7997 For Furniture
Price:
0.05USD-0.15USD
MOQ:
10pcs
Delivery Time:
15days
Brand:
JIA SHAN
Product Description
2mm 3mm Carbon Steel 4.8 Black Oxide Cross Recessed Countersunk CSK Wood Tapping Screw DIN7997 For Furniture
Product Specifications
| Attribute | Value |
|---|---|
| Name | Metal Screw |
| Standard | DIN, ASME, ANSI, ISO |
| Material | Steel |
| Place of Origin | China |
| Finish | Polish, Passivation, Black, Galvanization, Chromate, Dacromet |
| Certificate | ISO9001:2008, ROHS |
| Used | Building Industry Machinery |
| Thread Type | Coarse, Fine |
| Usage | Fastening |
| Function | Connection, Fastening and Decoration |
| Strength | High |
| Size | Various sizes available |
| Measurement System | INCH, Metric system |
Product Description
These carbon steel wood tapping screws feature a drilling tail design for superior hardness and fastening capability. Unlike standard screws, they can be directly drilled into objects without pre-drilling, offering exceptional convenience and work efficiency.
Key Features
- High-strength carbon steel construction with black oxide finish
- Cross recessed countersunk head (CSK) design
- Conforms to DIN7997 standard
- Self-tapping capability eliminates need for pre-drilling
- Excellent corrosion resistance and durability
- Precision 6g class threading for secure fastening
Applications
| Automotive | High-strength applications including engines, heavy-duty machinery, and bridge construction |
| Mechanical | Connecting mechanical parts, circuit boards, engines, and transmissions |
| Energy | Power generation equipment and transmission line connections |
| Construction | Building structures, shipbuilding, and petrochemical equipment |
| Furniture | Secure fastening for wood and composite materials |
Material Specifications
Available in various materials including:
- Aluminum: Excellent thermal/electrical conductivity with proper processing requirements
- Titanium: High strength with specific machining requirements
- Steel: Maximum strength with heat management considerations
- Brass: High tensile strength with slower cutting speeds
Corrosion Protection
Our screws feature advanced surface treatments including passivation, galvanization, and specialized coatings to maximize corrosion resistance in various environments.
Product Images

Frequently Asked Questions
Q: Are you trading company or manufacturer?
A: We are factory and OEM are available.
Q: How long is your delivery time?
A: Generally 7-10 days for in-stock items, 15-20 days for custom orders (quantity dependent).
Q: Do you provide samples? Is it free or extra?
A: Yes, we offer free samples with customer responsible for freight costs.
Q: What are your payment terms?
A: 30% T/T in advance, balance before shipment or L/C.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Hunan Jia Shan Hardware Tech Co., Ltd.
Location
No.103,104,1st Floor,Building 8 Phase II Factory Building,No.8 Lutian Road,Lugu Base,Lugu Street,Xiangjiang New Area,Hunan Province.Postal Code:410205
Contact Person
Jame Tan