Hebei Kappa Metal Products Co., Ltd. is one of the most reliable manufacturers and suppliers of pan head self tapping screw black phosphate in China. Welcome to buy bulk high quality pan head self tapping screw black phosphate made in China here from our factory. If you have any enquiry about cooperation, please feel free to email us.
Drywall screws are not priced by quantity alone. Weight per piece has a direct effect on cost, especially for large orders. A small difference in screw weight can change the total tonnage and the final price.
Send us the details, drawing on my factory-floor experience, we can analyze your specific market conditions and store requirements to help you determine the most precise and appropriate pricing.e-no guesswork on weight.
Please specify:
01
- Diameter × length
- Head type (bugle head, countersunk, etc.)
02
- Thread type (fine or coarse)
- Coating (black phosphate, gray phosphate, zinc, etc.)
03
- Target weight per piece (g/pc)
- Order quantity
04
- Packaging (dimensions of the box/outer carton, package weight, and whether the logo style or color can be customized)
Why Choose Our Factory
Stable wholesale pricing
Clear ton/pcs pricing, no surprise markups.
Consistent quality
Same spec, same weight per piece, batch after batch.
Stock and fast delivery
Popular sizes ready to ship, reliable lead times.
Flexible MOQ and mixed sizes
One container can combine what sells for you.
Practical packing options
Bulk, small boxes, or shelf-ready packs.
A supplier who helps you compare
Ton vs. pcs cost, weight per piece, and the real China factory price.
Key Features
Pan Head: Features a rounded, low-profile dome with a wide bearing surface, ideal for applications where a smooth, finished appearance is desired.
Self-Tapping Thread: Engineered to cut into plastic, wood, and thin metal without pre-drilling, significantly reducing installation time and labor costs.
Black Finish: Provides a clean, professional appearance with moderate corrosion resistance, suitable for indoor applications and aesthetic-sensitive assemblies.
Standard Sizes
Diameter: M1 to M15 (full range)
Length: 5mm to 60mm
Application Scenarios
These screws are widely used in:
- Electronics and appliance assembly
- Automotive interior and exterior trim
- Plastic component fastening
- Furniture manufacturing
- General industrial assembly and DIY projects
Strategic Location & Competitive Pricing
Our factory is strategically located in one of China's premier fastener industry clusters, surrounded by a complete supply chain of raw materials, tooling, plating services, and packaging suppliers. This integrated ecosystem allows us to achieve significant cost advantages through efficient procurement, streamlined production, and reduced logistics costs-benefits we pass directly to our customers.
Factory Capabilities
With over 30 years of professional export experience, we have built a strong reputation across global markets. Our manufacturing facility spans 15,000 square meters and operates:
- 15 high-speed cold heading machines
- 10 automatic thread rolling machines
- 4 heat treatment lines
- 3 fully automated plating lines with in-house quality control
Our annual production capacity exceeds 10,000 tons, enabling us to handle both small-batch custom orders and high-volume container shipments with consistent quality and reliable lead times.
Custom Packaging Services
We offer comprehensive packaging solutions to meet diverse market needs:
Bulk cartons or pallets for industrial buyers
Retail-ready poly bags, blister packs, or boxes with custom printing
OEM packaging with your brand design, barcode, and specifications
Custom Packaging&Private Label Available
Choose from bulk cartons, poly bags with branded labels, or retail-ready packaging. Minimum order quantities can be adjusted to support both small contractors and large-scale procurement needs.
We offer custom box/bags printing and labeling services to help you build your own product line.
FAQ
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