OEM/ODM Special Shapes Square Bolt and Nut
Company Introduction
Company Certificate
FAQ
Q1: Are you a manufacturer or trading company? A: We are a professional manufacturer specializing in fasteners with over 11 years of experience. We produce bolts, studs, rivets, pins, and stamping parts. We can offer a wide range of customized non-standard fasteners. Our factory is located in Dongguan City, Guangdong Province, China, near Shenzhen or Guangzhou. Q2: What about your pricing? A: As a non-standard screw fastener factory, we offer direct custom production. By working directly with raw material manufacturers and processing factories, we eliminate middleman costs and provide high-quality products at competitive factory prices. Q3: What materials do you use for producing bolts? A: We use carbon steel (low and medium carbon), alloy steel, stainless steel, and brass. Q4: Do you support customized products? A: Yes, we can produce according to your drawings. Q5: Do you produce standard or non-standard bolts? A: We make both customized and standard bolts, including ANSI and DIN standards. Q6: Can we print our own logo? A: Yes, we can customize it according to your request. Q7: Can you provide samples? A: For regular products, we offer free samples. For customized products, tooling and proofing charges may apply. Free samples do not include courier costs. Q8: How do you ensure quality throughout the process? A: We implement strict ISO quality control and have 8 steps of inspection during production. We also conduct daily in-house QC and hire third-party inspectors for random checks. Q9: What is the lead time for the product? A: Generally 10–20 days after deposit. Q10: What payment terms do you accept? A: T/T, Cash, Western Union, or L/C. Q11: Do you offer after-sales service? A: Of course, you can contact us anytime. Contact Person
August Wu (Ms) Position: Sales Company: Dongguan Wanjin Hardware Products Co., Ltd. Mobile: 15294827729 Tel: 0769-87895175 Fax: 0769-82094660 Address: No. 3, Sanxing Road, Tiesong Industry District, Qingxi Town, Dongguan City, Guangdong Province, China
| Standard: | ANSI, BSW, DIN, GB, ISO, JIS, GOST |
| Size: | Standard and Non-Standard, Support Customized |
| Material: | Carbon Steel, Alloy Steel, Stainless Steel, Brass, and More |
| Grade: | SAE J429 Gr. 2, 5, 8; ASTM A307 Gr. A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9, etc. |
| Thread: | UNC, UNF |
| Finish: | Plain, Zinc Plated (Clear/Blue/Yellow/Black), Black Oxide, Nickel, Chrome, HDG, etc. |
| Packing: | Bulk in Cartons (Max 25kg) + Wooden Pallet or as per Customer Requirements |
| Application: | Structural Steel, Metal Building, Oil & Gas, Tower & Pole, Wind Energy, Mechanical Machines, Automotive, Home Decoration, etc. |
| Testing Equipment: | Desktop Direct-Reading Spectrometer, Cutting Machine, Automatic Pre-Milling Machine, Polishing Machine, Hardness Tester (Vickers), Metallography Microscope, Electrolytic Thickness Gauge, Tensile Testing Machine, Salt Spray Device, Magnetic Detection Machine (Magnetic Particle Flaw Detector), Caliper, Go/No-Go Gauge, and More |
| Supply Capacity: | 5,000,000 Pieces/Year |
| Trade Terms: | FOB, CIF, CFR, CNF, EXW, DDU, DDP |
| Payment: | T/T, L/C, D/A, D/P, Western Union, MoneyGram, etc. |
| Market: | South/North America, Europe, East/Southeast Asia, Australia, Africa, and More |
| Our Advantages: | One-Stop Shopping; High Quality; Competitive Price; Timely Delivery; Technical Support; Supply Material and Test Reports; OEM/ODM Service |
| Notice: | Please inform us of the Size, Quantity, Material or Grade, Surface Finish. For Special and Non-Standard Products, Please Provide Drawings, Photos, or Samples to Us. |
Company Certificate
FAQ
Q1: Are you a manufacturer or trading company? A: We are a professional manufacturer specializing in fasteners with over 11 years of experience. We produce bolts, studs, rivets, pins, and stamping parts. We can offer a wide range of customized non-standard fasteners. Our factory is located in Dongguan City, Guangdong Province, China, near Shenzhen or Guangzhou. Q2: What about your pricing? A: As a non-standard screw fastener factory, we offer direct custom production. By working directly with raw material manufacturers and processing factories, we eliminate middleman costs and provide high-quality products at competitive factory prices. Q3: What materials do you use for producing bolts? A: We use carbon steel (low and medium carbon), alloy steel, stainless steel, and brass. Q4: Do you support customized products? A: Yes, we can produce according to your drawings. Q5: Do you produce standard or non-standard bolts? A: We make both customized and standard bolts, including ANSI and DIN standards. Q6: Can we print our own logo? A: Yes, we can customize it according to your request. Q7: Can you provide samples? A: For regular products, we offer free samples. For customized products, tooling and proofing charges may apply. Free samples do not include courier costs. Q8: How do you ensure quality throughout the process? A: We implement strict ISO quality control and have 8 steps of inspection during production. We also conduct daily in-house QC and hire third-party inspectors for random checks. Q9: What is the lead time for the product? A: Generally 10–20 days after deposit. Q10: What payment terms do you accept? A: T/T, Cash, Western Union, or L/C. Q11: Do you offer after-sales service? A: Of course, you can contact us anytime. Contact Person
August Wu (Ms) Position: Sales Company: Dongguan Wanjin Hardware Products Co., Ltd. Mobile: 15294827729 Tel: 0769-87895175 Fax: 0769-82094660 Address: No. 3, Sanxing Road, Tiesong Industry District, Qingxi Town, Dongguan City, Guangdong Province, China
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