The Jack F6 is a high-speed industrial single-needle lockstitch sewing machine built for daily tailoring and factory use. It delivers up to 5,000 stitches per minute with a built-in energy-saving servo motor for quiet, efficient running. With precision stitch control, low vibration, automatic lubrication, and a heavy-duty cast metal body, it provides smooth, strong stitching on garments like shirts, trousers, uniforms, and fashion wear while staying easy to maintain.
1 Unit
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Key Attributes
Industry-specific Attributes
- Brand Jack
- Model F6
- Machine Type Industrial Lockstitch Sewing Machine
- Stitch Type Single Needle Lockstitch
- Maximum Speed Up to 5,000 stitches/min
Other Attributes
- Power Supply 220V Single Phase
- Motor Type Built-in Servo Motor (energy-saving)
- Lubrication Automatic lubrication system
- Body Material Heavy-duty cast metal
The Jack A4B is a single-needle, direct-drive, fully automatic lockstitch industrial sewing machine made for high-speed commercial stitching. It runs up to 5,000 SPM with low noise and vibration, and boosts productivity with automatic thread trimming, reverse stitching, and an automatic foot lifter. With needle positioning, stitch length up to 5 mm, presser lift up to 13 mm, and an automatic lubrication system, it delivers consistent stitch quality while saving energy through its direct-drive motor (up to 70% less power use).
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Key Attributes
Industry-specific Attributes
- Model Name A4B
- Machine Type Single Needle Direct Drive Fully Automatic Lockstitch Sewing Machine
- Stitch Type Lockstitch (single needle)
- Maximum Sewing Speed 5,000 SPM
- Stitch Length Adjustable up to 5 mm
Other Attributes
- Presser Foot Lift Manual & automatic, up to 13 mm
- Motor Type Direct drive energy-saving motor
- Automatic Functions Thread trimming, reverse stitching, foot lifter (electronic control)
- Needle Positioning Yes (accurate start/stop position)
- Lubrication Automatic lubrication system
The Jack 1790G is a fully computerized electronic buttonhole sewing machine designed for industrial garment production. It delivers fast, consistent buttonholes with a semi-dry head system that helps prevent oil stains on fabric. Using its touchscreen control panel, operators can easily set buttonhole patterns, adjust stitch settings, and fine-tune cutting parameters. The machine includes multi-cut buttonhole cutting, an automatic thread trimmer for clean finishes, and an energy-saving servo motor for efficient high-speed performance. It also supports USB pattern storage/updates, has 31 built-in motifs (expandable to 500), and works well on fabrics like cotton, polyester, and denim.
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Key Attributes
Industry-specific Attributes
- Machine Category Electronic Buttonhole Machine
- Machine Type Fully Computerized
- Operation Mode Touchscreen Control
- Sewing Speed Up to 4,200 stitches per minute
- Built-in Patterns 31 designs (expandable up to 500)
Other Attributes
- Cutting Type Multi-cut, adjustable cutting length
- Thread Trimming Automatic
- Head System Semi-dry head (oil-free stitching)
- Motor Type Energy-saving servo motor
The Jack A2C is an industrial single needle lockstitch sewing machine designed for high-speed and heavy-duty stitching. It features automatic thread trimming to improve productivity and reduce manual effort. Powered by a direct-drive motor with 15% higher torque, it handles thick and heavy fabrics smoothly while maintaining stitch accuracy. The machine uses a fortress electric control system with a durable PCB for long-term reliability.
1 Unit
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Key Attributes
Industry-specific Attributes
- Model A2C
- Machine Type Industrial Sewing Machine
- Stitch Type Single Needle Lockstitch
- Thread Trimming Automatic Thread Trimmer
Other Attributes
- Maximum Sewing Speed 5,000 stitches per minute
- Stitch Length Up to 5 mm
- Presser Foot Lift 5 mm (manual), 13 mm (knee lift)
- Needle Type DBx1 (Sizes 11–18)
The Jack E4S Direct Drive Overlock Sewing Machine is a versatile overlock machine built to handle light, medium, and heavy fabrics with consistent seam quality. Its single-shaft direct drive motor delivers smooth, quiet, and stable high-speed operation, while the L/M/H selector lets you quickly adjust feed performance based on fabric type. The machine also features quick start/stop response to improve productivity, oil return protection (enclosed needle bar and oil tray) to keep fabrics clean, and a smart panel with one-key reset for easy setting control and LED adjustment.
1 Unit
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Key Attributes
Industry-specific Attributes
- Brand Jack
- Model E4S
- Machine Type Overlock Sewing Machine (Light/Heavy Adjustable)
- Motor Type Single Shaft Direct Drive Motor
- Fabric Adjustment L/M/H selector for feed dog inclination
Other Attributes
- Quick Response 40–50% faster start/stop response
- Number of Needles 1 / 2 / 3 (depends on model)
- Number of Threads 2 to 6 (depends on model)
- Maximum Speed 5,500 stitches per minute
- Model Variants Joint seaming, pocket binding, plain seaming, back latching, heavy duty, etc.
The Jack JK-T1903G-D is a computerized direct-drive button attaching machine designed for fast and precise button sewing on garments like shirts, jackets, and uniforms. It features an LCD touch panel, automatic thread trimming, 30 customizable stitch patterns, and an energy-efficient motor, delivering reliable performance at speeds up to 2,500 stitches per minute.
1 Unit
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Key Attributes
Industry-specific Attributes
- Machine Type Button Attaching Sewing Machine
- System Type Computerized Direct Drive
- Stitch Type Lockstitch
- Maximum Sewing Speed Up to 2,500 stitches per minute
Other Attributes
- Built-in Patterns 30 customizable patterns
- Control Panel Multi-functional LCD touch panel
- Power Consumption 400 W
- Application Shirts, jackets, uniforms, garment manufacturing
The Jack JK-T781G-Z Buttonhole Machine Set is a direct-drive industrial buttonhole machine designed for fast, clean, and accurate buttonhole stitching on a wide range of fabrics. It delivers up to 3,600 SPM, supports 1/4” to 3/4” buttonhole lengths, and offers 0.2–2 mm stitch length control. The machine features a side control panel, touchscreen operation, and an advanced LCD display with an automatic counter to track completed buttonholes.
1 Unit
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Key Attributes
Industry-specific Attributes
- Model JK-T781G-Z
- Machine Type Buttonhole Machine Set
- Motor Design Single shaft motor
- Maximum Speed Up to 3,600 stitches per minute (SPM)
- Stitch Length Range 0.2 mm to 2 mm
Other Attributes
- Control Panel Side control panel + user-friendly touchscreen panel
- Foot Lifter Automatic foot lifter (12 mm)
- Display Advanced LCD display with automatic counter
- Fabric Compatibility Light to medium fabrics (cotton, polyester blends, wool) and thicker materials
The JACK A5E-A AMH is a next-generation computerized lockstitch sewing machine made for high-speed garment production and heavy fabric work. It offers a large working space for bulky materials, runs up to 5,000 SPM with a direct-drive energy-saving motor (up to 70% less power), and maintains accuracy through electronic stitch length control and needle positioning. Productivity is improved with an automatic thread trimmer, automatic presser foot lift (up to 13 mm), and intelligent speed control, while low noise/vibration, LED lighting, and automatic lubrication make it comfortable and reliable for long working hours.
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Key Attributes
Industry-specific Attributes
- Machine Type Computerized Lockstitch Sewing Machine
- Maximum Sewing Speed 5,000 SPM
- Stitch Length Electronically adjustable (digital control)
- Needle System DB×1 (#11–#18)
Other Attributes
- Hook Type Large hook (extended thread capacity)
- Thread Trimming Automatic thread trimmer
- Lubrication Automatic lubrication system
