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Single Double Needle Compound Feed Heavy Duty Lockstitich Machine
**Product Details:**
- **Model No.:** BY-4420
- **Needle Number:** Double Needles
- **Stitch Type:** Lock Stitch
- **Product Name:** Flat Bed Sewing Machine
- **Voltage:** AC 110/220V
- **Needle:** DP x 17
- **Weight:** 25 kgs
- **Application:** Clothing, Shoes, Luggage, Handbags, Sofa, Leather, and more
- **After-Sales Service Provided:** Yes
- **OEM:** Yes
- **Trademark:** SOKIEI
- **Transport Package:** Standard Wooden Case
- **Specification:** 670 x 335 x 650 mm
- **Origin:** Dongguan, China
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**Product Images:**



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**Applications:**
This heavy-duty lockstitch sewing machine is ideal for a wide range of industrial applications, including but not limited to shoes, shoe uppers, moccasin shoes, handbags, suitcases, computer bags, golf bags, clothing, jeans, phone cases, seat belts, safety belts, Velcro, car seat cushions, airbags, tents, parachutes, and other large equipment.
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**Technical Specifications:**
| **Parameter** | **Details** |
|---------------------------|---------------------------------|
| Brand Name | SOKIEI |
| Model | BY-4420 |
| Stitch Formation | Lock Stitch |
| Mechanical Configuration | Flat-Bed |
| Max. Sewing Speed | 2000 s.p.m |
| Height of Presser Foot | 16mm |
| Stitch Length | 0–9.0mm |
| Power | 400W |
| Dimension | 1200 x 540 x 860 mm |
| Feed Mechanism | Compound Feed |
| Certification | CE |
| Needle | DP x 17 |
| Pin Number | Double Needles |
| Gross Weight | 25 KGS |
| Characteristic | Heavy Duty, Double Needles |
| Commodity Introduction | Large vertical rotating hooks, single or double needle options, high durability, low noise, suitable for car seats, airbags, tents, and more |
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**More Details:**


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**Export Markets:**
Our machines have been successfully exported to various countries, including Saudi Arabia, Iraq, Dubai, Kuwait, Kazakhstan, Poland, England, Australia, New Zealand, Belgium, Belarus, Russia, Spain, Canada, USA, Mexico, Columbia, Chile, Brazil, Argentina, South Africa, Indonesia, Turkey, Bulgaria, Malaysia, Thailand, Singapore, Taiwan, Hong Kong, and many others.
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**Packing Details:**
Standard export wooden case with inner plastic film wrapping for waterproof protection.
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**About Us:**
Dongguan SOKIEI Sewing Machine Co., Ltd. is a professional manufacturer specializing in the research, development, and sale of industrial sewing machines. With a dedicated team of engineers and experienced staff, we provide high-quality machines used in industries such as handbags, luggage, leather goods, shoes, garments, sofas, golf equipment, tents, mats, mattresses, and sports goods.

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**FAQs:**
**Q1: Are you a trading company or a manufacturer?**
A1: We are a manufacturer with our own factory, ensuring the quality of all products we produce.
**Q2: What kind of warranty do you offer?**
A2: We offer one year of warranty on spare parts, free of charge, along with excellent after-sales service.
**Q3: Why choose SOKIEI?**
A3: Our machines are energy-efficient, cost-effective, and environmentally friendly. We also provide top-notch pre-sale and after-sale support.
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**Contact Us:**
We are always happy to assist you!
**Address:** No. 2 Bohui Industrial Park, Liaobu Town, Dongguan, Guangdong, China
**Contact:** Charlie
**Mobile:** +86-139-2944-3020 / +86-150-1787-5470
**Tel:** +86-0769-8222-2263
**Fax:** +86-0769-8119-9875
**Website:** [http://sokiei.en.made-in-china.com/](http://sokiei.en.made-in-china.com/)
[http://sokiei.en.alibaba.com/](http://sokiei.en.alibaba.com/)
[http://en.sokiei.com/](http://en.sokiei.com/)
**We look forward to serving you!**