16 Years Fastener Factory, Phillips Flat Head Machine Screws, Carbon Steel Zinc Plated, Competitive Price for Global Buyers
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Product Highlights
- Made of premium carbon steel, alloy steel or stainless steel, with Grade 4.8/8.8/10.9/12.9 strength available. Strict quality control ensures excellent hardness, toughness and long service life for he
- CNC machined with uniform, smooth threads for easy assembly and reliable locking. Compliant with DIN, ISO, GB and other international standards, ensuring consistent dimensions and interchangeability.
- Custom sizes, lengths, thread types and grades are available. Multiple surface treatments (black oxide, zinc plating, hot-dip galvanizing) meet different anti-corrosion and application requirements, w
Product Attributes
- Customization
- Available
- Material
- Stainless Steel
- Type
- Machine Screw
- Model NO.
- Flat Head Socket Cap Screw
- Groove
- Cross
- Connection
- Machine Thread
- Head Style
- Counter Sunk Bolt
- Standard
- DIN, GB, ANSI, BSW, JIS, GOST
- Grade
- A2-70, A4-80, 4.8, 8.8
- Services
- OEM & ODM, Customized Size, Free Sample
- Samples
- Free Samples (Freight Collect by Buyer)
- Application
- Ffurniture, Electronics, Cabinet, Building
- Color
- Plain, Zinc Plated, Passivated,Black Oxide
- OEM & ODM
- Custom Made to Drawing / Custom Sizes
- Length
- Customized (6mm-100mm)
- Surface Treatment
- Plain, Zinc Plated, Passivated, Black Oxide
- Thread Type
- Metric Thread (M), Unc, Unf, Bsw, Bsf
- MOQ
- Small MOQ Acceptable, Trial Order Welcome
- Transport Package
- Carton + Pallet, Bulk Pack, Small Box
- Specification
- M2, M3, M4, M5, M6, M8, M10, M12, Custom Size
- Trademark
- Strong Metal
- Origin
- Hebei, China
- HS Code
- 7318159090
- Production Capacity
- 3000 Tons/Month
- Package Size
- 20.00cm * 12.00cm * 8.00cm
- Package Gross Weight
- 2.000kg
- Lead Time
-
5 days (1 - 1000 Pieces)
To be negotiated ( > 1000 Pieces)
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description



Product Name: Hex Socket Flat Head Screws |
Size: Metric size: M6 × 70 mm Inch size: 1/4" × 2-3/4" Customized sizes are available. |
Material: Stainless Steel 201 304 316 430 & Carbon Steel |
Grade: A2-70, A4-70, A4-80 & 8.8, 10.9, 12.9, etc. |
Finish: Polishing, Black Oxide, Zinc Plating, Hot-dip Galvanizing, Bluing, etc. |
Standard: GB, DIN, ISO, ANSI/ASTM, BS, BSW, etc |
Samples: Samples are complimentary, delivery charges apply |
Package: Inner bag + Master carton + Wooden pallet + Stretch film, with desiccant & edge protectors as needed. |
Payment: T/T, L/C |
Shipping Port: Tianjin Port, Qingdao Port |
Inspection: 100% QC Steps Inspect Before Shipment |

Established in 2016 with a registered capital of 3 million RMB, Hebei Gaonuo New Energy Technology Co., Ltd. is headquartered in the Yongnian Guajing Industrial Zone, Handan – China's largest fastener production base. As a source factory, Gaonuo integrates R&D, manufacturing, and processing of stainless steel fasteners. With years of expertise in the stainless steel products industry, the company possesses mature production techniques and a comprehensive quality control system. Its main products include stainless steel threaded rods (1-3 meters), chemical anchors, foundation bolts, double-end studs, fully threaded studs, and more. It also provides customized stainless steel products in materials such as 201, 304, and 316, along with supporting services including processing, pickling, and cleaning.
To expand its global market presence, the company established its international trade department in Guangzhou. Leveraging the advantages of direct factory supply in terms of pricing and production capacity, we are dedicated to providing global clients with high-quality stainless steel fasteners and tailored solutions. Adhering to the business philosophy of "Survive by Quality, Develop by Integrity," we continuously introduce professional talent and optimize production processes, striving to deliver high cost-effective products and efficient service experiences to partners worldwide.


Q1. What type of company are you?
We are a specialized manufacturer and supplier of high-quality stainless steel and carbon steel fasteners. Founded in 2010 with our own production base (Hebei Gaonuo New Energy Technology Co., Ltd.), we focus on providing customized solutions for products like structural bolts and eye bolts, serving industrial clients worldwide with durable and reliable fastening products.
Products & Materials
Q2. Can you provide product samples?
Yes, we encourage potential clients to evaluate our craftsmanship and material quality through physical samples. Please contact our sales team to discuss sample policies, including costs and shipping arrangements.
Q3. Do you offer custom manufacturing (OEM/ODM)?
Customization is one of our core strengths. We can develop products according to your drawings, specifications (such as ASTM, DIN, ISO, GB), or specific application requirements, with options for material selection (stainless steel or carbon steel), dimensions, strength grades, and surface treatments (e.g., galvanizing, Dacromet, passivation).
Q4. How do you ensure product quality?
We implement strict quality control throughout the entire process, from raw material inspection to finished product delivery. For stainless steel and carbon steel materials, we conduct composition and mechanical property tests. Advanced testing equipment (e.g., hardness testers, tensile testing machines) is used during production to ensure every batch meets standards and customer expectations.
Q5. What is your minimum order quantity (MOQ)?
MOQ varies depending on the product type, material, and specifications. Standard products have a defined MOQ, while custom orders offer more flexibility. We will provide the most cost-effective solution based on your needs.
Q6. What is your lead time?
Production time depends on order quantity, product complexity, and current production schedule. Standard items generally have shorter lead times, while custom products require additional time for design and manufacturing. We will provide an accurate delivery estimate upon inquiry.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI262155". Items marked "" are certified.
Company Profile
Guangzhou Strong Metal Co., Ltd. Operates as the international trade department of Hebei Gaonuo New Energy Technology Co., Ltd. (hereinafter referred to as Gaonuo).
Established in 2010 with a registered capital of 30 million RMB, Hebei Gaonuo New Energy Technology Co., Ltd. is headquartered in the Yongnian Guajing Industrial Zone, Handan - China's largest fastener production base. As a source factory, Gaonuo integrates R&D, manufacturing, and processing of stainless steel fasteners. With years of expertise in the stainless steel products industry, the company possesses mature production techniques and a comprehensive quality control system. Its main products include stainless steel threaded rods (1-3 meters), chemical anchors, foundation bolts, double-end studs, fully threaded studs, and more. It also provides customized stainless steel products in materials such as 201, 304, and 316, along with supporting services including processing, pickling, and cleaning.
To expand its global market presence, the company established its international trade department in Guangzhou. Leveraging the advantages of direct factory supply in terms of pricing and production capacity, we are dedicated to providing global clients with high-quality stainless steel fasteners and tailored solutions. Adhering to the business philosophy of "Survive by Quality, Develop by Integrity, " we continuously introduce professional talent and optimize production processes, striving to deliver high cost-effective products and efficient service experiences to partners worldwide.
Our Advantages:
Direct Supply from Source Factory: Our own production base is located in the core fastener production area of Yongnian, ensuring stable capacity. We offer one-stop service from production to export, eliminating intermediaries for more competitive pricing.
Process & Quality Assurance: We select premium steel materials and employ comprehensive testing methods to implement strict quality control, meeting diverse client requirements.
Customization Capability: We support custom processing of various stainless steel products, adjusting specifications and techniques according to client needs to suit different application scenarios.
Guangzhou International Trade Team: Our professional trade team has deep industry expertise and is well-versed in international logistics and customs procedures, providing efficient business communication and after-sales support for overseas clients.
Vision:
Building our brand on integrity and driving growth through quality, we aspire to collaborate with partners worldwide to jointly explore new horizons in the global fastener market.
About Our Factory & Business Background
- Address
- No. 1012, South Feng Hui, No. 618, Xingangdong Road, Guangzhou, Guangdong, China
Our Production Capability & Technical Expertise
FAQ
- What materials and strength grades do you offer for these fasteners?
- We provide carbon steel, alloy steel, and stainless steel options, with grades ranging from 4.8 to 12.9. Each product undergoes strict hardness and tensile tests to ensure stable performance in heavy-duty applications.
- Can you customize fasteners according to our drawings or special requirements?
- Yes, we support full customization including sizes, lengths, thread types, and surface treatments (black oxide, zinc plating, hot-dip galvanizing). We also comply with DIN, ISO, GB, and ASTM standards to meet different market needs.
- What is your lead time and minimum order quantity?
- For standard products, we can ship within 7-15 days. Custom orders take 15-30 days depending on the quantity. The MOQ is flexible, and we also offer OEM/ODM services with reliable after-sales support.
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