Flat Head Self Tapping Screw Stainless Steel Zinc Plated Fastener For Metal Wood Furniture Construction Assembly
Product Positioning & Overview
Flat Head Self Tapping Screw is a universal fastening fitting widely adopted in light manufacturing, furniture and metal sheet processing. Its countersunk flat head enables fully flush installation without protruding parts, solving the scratch and assembly interference troubles caused by raised screw heads.
Our full range of Flat Head Self Tapping Screw targets B-end wholesalers, construction factories, furniture manufacturers and hardware distributors. We keep abundant standard size stock and support customized size and surface treatment, forming stable quality and delivery advantages over small-scale processing suppliers.
Core Features & Competitive Advantages

Fully Countersunk Flat Head Structure
The flat conical head of Flat Head Self Tapping Screw sinks completely into plate surfaces after tightening, keeping workpiece surface smooth and neat, ideal for exterior decorative assembly requirements.
- Sharp Precision Self Tapping Thread: Adopting cold rolling forming technology, uniform and sharp thread cuts internal threads on wood, thin metal and plastic boards directly. No pre drilling needed, greatly lowering construction time and labor cost.
Multiple Anti Corrosion Surface Finishes
Available finishes include blue white zinc, black zinc, passivation, stainless steel raw finish. Our Flat Head Self Tapping Screw passes long-hour salt spray testing, suitable for indoor and humid outdoor working environments.
- High Tensile Strength Raw Materials: Raw materials cover high carbon steel, 304 stainless steel, 316 stainless steel, complying with international fastener standards. Screws stay intact under long-term static and slight vibration loads without fracture or sliding.
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Flexible Custom & Bulk Supply Service: Standard specifications ready for instant shipment, non standard diameter, length and coating customization supported. Mixed batch packaging is acceptable for mixed order demands.
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Product Specification Table
| Item | Available Options |
|---|---|
| Product Name | Flat Head Self Tapping Screw |
| Material | Carbon Steel, SS304, SS316 |
| Surface Treatment | Zinc Plated, Black Zinc, Passivation |
| Size Range | M2 M3 M4 M5 M6, #4 #6 #8 #10 |
| Length | 6mm to 100mm customizable |
| Industrial Standard | DIN7982, ISO15481 |
| Salt Spray Resistance | 200h to 800h optional |
| Minimum Order | One carton for standard stock |
Application Scenarios & Practical Engineering Cases
Flat Head Self Tapping Screw fits diverse light industry and construction assembly scenes, with stable fastening performance verified by mass engineering projects:
- Furniture Production: Wooden cabinets, aluminum frames, composite panel connection
- Construction Decoration: Indoor wall panels, light steel keel, decorative metal sheets
- Electrical Equipment: Electrical cabinet shell, plastic and metal component fixing
- Advertising Industry: Outdoor billboard thin plate assembly
- Daily Hardware: Household metal frame and plastic accessory installation
Practical Case: We supply mass Flat Head Self Tapping Screw to global hardware distributors all year round. All products pass material inspection and anti-rust testing, with few after sales complaints about loose fastening.
Customer Pain Points & Matching Solution Value
Common Procurement Pain Points
- Ordinary tapping screws protrude after installation, damaging product appearance
- Inferior screws rust rapidly after short-term outdoor use
- Suppliers only provide limited sizes, unable to meet mixed bulk orders
- Lack formal inspection certificates, hard to pass factory tender audit

Value Brought By Our Flat Head Self Tapping Screw
- Countersunk flat head design realizes seamless installation, improving finished product aesthetics
- Rich anti-rust coating and stainless steel options extend product service life greatly
- Complete size inventory supports one-stop mixed procurement to cut purchasing costs
- We provide SGS material reports and salt spray test certificates to support tender bidding
Factory Production Strength & Supply Guarantee
We are a professional fastener manufacturer with mature automated production lines. Daily output of Flat Head Self Tapping Screw reaches tens of tons, ensuring fast delivery within 7 to 15 working days for large orders.

- Production Workshop: Full automatic cold heading and thread rolling equipment
- Quality Control: Three rounds of dimensional, hardness and surface inspection before delivery
- Qualifications: ISO9001 factory certification, complete material test documents
Purchase Support & Inquiry Instructions
Global Buyer Support Services
- Free Sample Service: Supply 5–30pcs standard Flat Head Self Tapping Screw free of charge, buyers only bear freight fees
- Flexible Trade Terms: EXW, FOB, CIF and multiple logistics schemes optional
- Professional Technical Support: Engineers online to match screw size, material and usage scenarios
- Quality After Sales: Free replacement for defective products caused by production flaws
Inquiry Form Tips
If you need bulk quotation, custom drawings or inspection reports, fill out the page bottom inquiry form. Leave your required screw size, quantity, surface finish and application industry, our sales team will send detailed quotation within 24 hours.
If you search durable industrial fasteners, our Flat Head Self Tapping Screw, stainless steel flat head self tapping screw and zinc plated flat head self tapping screw satisfy furniture, construction and metal sheet fastening demands. Contact us for factory direct wholesale prices and stable bulk supply.

