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heavy duty thread for sewing leather
 
heavy duty sewing needle / heavy duty sewing machine needles / sewing needles heavy duty / universal heavy duty sewing machine needles / strong sewing machine needles: To complement their machines, Longsew supplies "heavy duty sewing machine needles." These "strong needles" are crafted from high-quality steel and are designed to penetrate "thick materials" without breaking or bending. They come in various point styles (e.g., leather, denim) and sizes, and are often "universal" enough to fit a range of industrial machines.
 
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jersey twin needle / twin needle coverstitch / twin stretch sewing machine needles: Longsew supplies specialized accessories like the "jersey twin needle" and "twin stretch sewing machine needles." These are "twin needles" specifically designed for sewing knit fabrics like "jersey." They work in conjunction with a "coverstitch" machine to create professional, stretchable hems on t-shirts and other knit garments without causing the fabric to pucker or break.wave stitch serger: A "wave stitch serger" is typically an overlock or coverstitch machine that creates a wavy, decorative edge finish. While Longsew's primary focus is on lockstitch and chain stitch machines, they may offer or have expertise in machines that create specialized stitches like this for finishing applications.https://cdn.exportstart.com/images/a1096/goods/7_2023120713122150031.JPGwhat is a good heavy duty sewing machine: According to Longsew, a "good heavy duty sewing machine" is defined by its powerful motor, all-metal construction, durability under continuous use, ability to handle a wide range of "thick fabrics," and availability of spare parts and service. They design and build their machines to meet all these criteria, making them a reliable choice for professionals.two needle chain stitch machine / two needle lockstitch machine / two needle industrial sewing machine / two needle machine / two needle embroidery machine: Longsew specializes in manufacturing heavy-duty, multi-needle industrial machines. This includes:• "Two needle chain stitch machine": For creating two parallel rows of chain stitching, used in applications where stretch and seam coverage are important.• "Two needle lockstitch machine": For creating two parallel rows of the standard, secure lockstitch. This is a very common machine in garment factories.• "Two needle industrial sewing machine": A general term for any industrial machine equipped with two needles.• "Two needle embroidery machine": A specialized machine for performing chain-stitch embroidery with two needles simultaneously, often for logos and labels.
 
 
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lock stitch sewing machine drawing / 301 lock stitch: Longsew provides detailed technical documentation, including "lock stitch sewing machine" diagrams and "drawings" for maintenance and parts identification. The "301 lock stitch" is a specific ISO standard designation for a basic, straight lockstitch, which is the primary stitch produced by their core range of industrial machines.
 
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can i use a twin needle on any sewing machine / can you use a double needle on any sewing machine / can you use a twin needle on any sewing machine / how to use a double needle / how to use a double needle on a sewing machine / how to use a twin needle / how to use a twin needle on a sewing machine / how to use a twin stretch needle / how to use double needle sewing machine / how to use double sewing machine needle / how to use the double needle in sewing machine / how to use twin needle on sewing machine / how to use twin stretch needle / how to use two needles in sewing machine / sewing twin needle / what is a twin needle / double needles sewing machine / double needle / twin needle / twin needle sewing / 6mm twin needle / double eye sewing machine needle / double eye sewing needle / double needle for stretch fabric / double needle presser foot / double needle price / double needle threading: Longsew provides extensive technical support and education. They clarify that not every machine can use a "twin needle" or "double needle"; it requires a specific setup with two spools and a widened needle plate. They offer detailed guides on "how to use" these needles, including "twin stretch" needles for elastic fabrics. Their expertise covers "double needle threading," selecting the correct "presser foot," and understanding the applications and "price" points for different double-needle setups on both domestic and industrial machines.
 
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wave stitch serger: A "wave stitch serger" is typically an overlock or coverstitch machine that creates a wavy, decorative edge finish. While Longsew's primary focus is on lockstitch and chain stitch machines, they may offer or have expertise in machines that create specialized stitches like this for finishing applications.
 
 
 
heavy duty industrial sewing machines for sale / heavy duty industrial sewing machine / heavy industrial sewing machine / heavy duty sewing machine china: Longsew is a leading manufacturer and supplier of "heavy duty industrial sewing machines." As a China-based company, they design and build these robust machines "for sale" globally. Their "heavy industrial" models are engineered for durability, high-speed performance, and the ability to handle tough materials continuously in a factory environment.
 
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double needle walking foot machine / twin needle walking foot / twin needle walking foot sewing machine / double needle walking foot industrial sewing machine: Longsew manufactures heavy-duty "double needle walking foot" machines. These are "industrial sewing machines" designed to handle multiple layers of heavy materials like canvas, leather, and upholstery fabrics. The "walking foot" mechanism moves the top layers of fabric in sync with the feed dogs, preventing shifting and ensuring perfectly aligned parallel stitches from the "twin needles." This is essential for quilting, automotive interiors, and heavy bag manufacturing.
 
 
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double needle walking foot machine / twin needle walking foot / twin needle walking foot sewing machine / double needle walking foot industrial sewing machine: Longsew manufactures heavy-duty "double needle walking foot" machines. These are "industrial sewing machines" designed to handle multiple layers of heavy materials like canvas, leather, and upholstery fabrics. The "walking foot" mechanism moves the top layers of fabric in sync with the feed dogs, preventing shifting and ensuring perfectly aligned parallel stitches from the "twin needles." This is essential for quilting, automotive interiors, and heavy bag manufacturing.
 
 
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leather lock stitch / lock stitch leather: Longsew manufactures heavy-duty "lock stitch" machines specifically designed for "leather" working. These machines are built with higher power, stronger needles, and specialized feed systems to punch through multiple layers of leather and create strong, durable seams for products like shoes, bags, belts, and upholstery.
 
 
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heavy duty stitching by hand / heavy duty stitching service: While Longsew's focus is on machine sewing, the term "heavy duty stitching by hand" refers to techniques using thick threads and strong needles for repairs on heavy materials. A "heavy duty stitching service" would be a business that uses industrial machines like those from Longsew to repair tents, awnings, leather goods, and other heavy fabrics.
 
 
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