Frequently Asked Questions
To help shed some light on our services, here are answers to the frequently asked questions about prototyping and manufacturing.
Common Questions
How can I contact Wellfastener for more information about your fasteners?
wellfastener gives you instant pricing and lead times for your custom parts. There are two ways get a quote and DFM feedback from our sales team.
1.Upload one or more file on our Get a Quote page
2.Send one or more file directly to carol@welltronics.cn
In most cases, we respond Quotation within 24 business hours of receiving an RFQ. If the quote is delayed, we will notify you as soon as possible.
Who is responsible for my project?
Each project is assigned a technical sales manager and a lead project engineer, who will be there from project launch to the delivery of your parts.
How do I know my design will be kept confidential?(Non-Disclosure Agreements)
wellfastener rely on our reputation of working with hundreds of thousands of unique designs over many years, we always keeps customer information confidential and have a strict policy within our factory. If needed, we can sign an NDA with customers who require this documentation.
What is your MOQ(minimum order quantity)?
There is no minimum order quantity requirements at wellfastener.Our services can support you scale from one-off prototypes all the way to mid- and high-volume production.
How much import duty will I need to pay for my goods?
There is no single answer to this question but a few rules apply. For customers in USA, Prototypes to be used exclusively for development, testing, product evaluation, or quality control purposes. Import duties vary widely between countries, and are dependent on the type of good being imported. Most countries in the world conform to the international Harmonized System (HS) codes that categorize virtually all commercial trade goods
How can I pay wellfastener?
wellfastener accepts payment in two ways:
Bank to bank wire transfer. wellfastener has accounts in Hong Kong and ShenZhen, China.
wellfastener can send you a PayPal invoice and you can use your PayPal account or credit card to pay.
Can you provide samples?
Most professional manufacturers (including us) offer sample services so you can test and verify the suitability of the product. You will usually need to bear the shipping costs.
Can non-standard sizes and colors be customized?
Yes. This is a major advantage of plastic parts. Various non-standard sizes, head shapes, and colors (by adding color masterbatch) of screws can be produced through injection molding or machining to meet your specific design requirements.
What is the delivery time for plastic screws?
- Standard parts: Usually in stock, delivery is fast (a few days to a week).
- Custom parts: take longer because they involve mold making or production scheduling (usually 2-4 weeks or longer).
General Manufacturing
What types of fasteners do you manufacture and distribute?
wellfastener non-metallic fasteners, including plastic screws, nylon screws, bolts, nuts, washers, hinges, and rivets, and also supply custom parts. Materials include PA66, PP, PVC, PPS, and PEEK。
What materials are your screws, nuts, and washers made from
Our fasteners, including screws, nuts, and washers, are made from premium materials,such as pan head screw.
Do you offer custom fastener solutions, including nuts and washers?
Yes, we offer custom solutions for a variety of fasteners, including nuts, washers, socket head cap screws, Torx screws, and aluminum screws. Whether you need a specific size, head style, or material, we can create the perfect fastener for your project. Please contact us to discuss your custom requirements.
How do I place an order for custom socket head cap screws, Torx screws, or aluminum screws?
To place an order for custom fasteners like socket head cap screws, Torx screws, or aluminum screws, simply contact our sales team. Provide details such as material, dimensions, head style, thread type, and quantity. We’ll ensure you receive the right fasteners for your needs.
What types of plastic screw heads are available?
Classification by Head Shape：Head type, pan head, countersunk/flat head, semi-countersunk head, round/semi-round head, flat round/large round head, hexagonal head, washer head
How to choose the right plastic screw material?
- Nylon (PA6, PA66): A general choice; good overall performance in terms of strength, toughness, and wear resistance.
- Polypropylene (PP): Excellent chemical resistance (especially acids and alkalis); inexpensive.
- PVC: Good corrosion resistance and flame retardancy.
- PTFE: Extremely high chemical resistance, extremely low coefficient of friction (non-stick), high temperature resistance (-200°C to +260°C).
- PEEK: Extremely high strength, hardness, and heat resistance (long-term use >250°C), expensive.
Are plastic screws insulated?
Yes, this is one of their key advantages. They are complete electrical insulators, making them ideal for electronic and electrical applications.
Do you have any quality certifications?
wellfastener ISO9001 Quality Management System, GB/T14001 Environmental Management System, and GB/T45001 Occupational Health and Safety Management System.
"Amazing Job and Quality Work!"
Hope you’re doing well. I got the part today. You guys did an amazing job! I was hoping to get quotes for the attached files. The specs are the same for all of them. Please also see the attached thread picture.