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Sewing Machines
  • JK747F Four Thread Overlock Sewing Machine Cover Seam Machine
  • JK747F Four Thread Overlock Sewing Machine Cover Seam Machine
  • JK747F Four Thread Overlock Sewing Machine Cover Seam Machine
JK747F Four Thread Overlock Sewing Machine Cover Seam Machine

JK747F Four Thread Overlock Sewing Machine Cover Seam Machine

  • 10 - 49 Sets
    $230
  • 50 - 199 Sets
    $188
  • >= 200 Sets
    $168

Customization:

Customized logo（Min.Order: 100 pieces）
Customized packaging（Min.Order: 100 pieces）
Graphic customization（Min.Order: 200 pieces）
View product details

JK747F Four Thread Overlock Sewing Machine Cover Seam Machine

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Four-Thread Overlock Stitching: Creates durable, neat seams for professional finishes on stretch fabrics, hems, and edges.
  • Manual Lock Stitch Formation: Enables precise control over stitching for tailored garments, costume-making, and industrial sewing applications.

Key features

  • 1. Corrosion-Resistant Metal Frame (Material Technology)

    • With a heavy-duty metal frame, ensure durability and stability for prolonged industrial use*.

  • 2. Ergonomic Control Panel (Interactive Design)

    • With an intuitive control panel featuring tactile knobs and buttons, adjust stitching parameters quickly for seamless operation*.

  • 3. 2mm Maximum Sewing Thickness (Performance Parameters)

    • With a 2mm capacity, handle thick fabrics like leather or canvas effortlessly for robust seam finishes*.

  • 4. Versatile Overlock Stitching (Scenario Solutions)

    • With advanced overlock capabilities, create professional edge finishes for costumes, apparel, and heavy-duty projects in both home and commercial settings*.

  • 5. EU 2006/42/EC Certification (Certification Standards)

    • With EU safety and performance certification, ensure compliance with rigorous industrial standards for operator safety and reliability*.

Product details

JK747F Four Thread Overlock Sewing Machine Cover Seam Machine

The JAKTEC JK747F Four Thread Overlock Sewing Machine is a robust industrial-grade solution designed for precision and durability. With a sturdy metal frame and manual operation, it offers reliable performance for overlock stitching, seam finishing, and handling fabrics up to 2mm thickness. Certified to 2006/42/EC standards, it ensures safety and compliance for professional use.

Technical specifications

FeatureSpecificationBenefit
Certification2006/42/ECEnsures EU safety and quality compliance
Feed MechanismManualPrecise control for complex stitching
Max Sewing Thickness2mmHandles medium to heavy fabrics
Mechanical ConfigFlat-bedEasy thread access and fabric alignment
Stitch FormationLock StitchStrong, durable seams for industrial use
ApplicationCostume & Industrial SewingVersatile for apparel and heavy-duty tasks

Customization guide

Adjustable stitch length and width parameters allow customization for specific fabric types (e.g., stretch or woven materials). The manual feed mechanism enables operators to fine-tune sewing speed for delicate or thick fabrics.

Get inspired

Ideal for tailors, garment manufacturers, and industrial workshops, the JK747F combines durability with precision. Its overlock function ensures neat, professional finishes for garments, home textiles, and accessories.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Feed MechanismManualSemi-AutomaticFully Automatic
Stitch Types35+8+
Max Thickness2mm2.5mm3mm
Control SystemManual KnobsSemi-DigitalFull Computerized

Supplier's note

  1. Key Technical Breakthroughs:

    • Certification Compliance (2006/42/EC): Ensures safety in high-volume industrial environments.
    • Overlock Stitch Precision: Reduces fabric fraying by 40% compared to standard lockstitch machines.
    • Adjustable Stitch Parameters: Enables customization for specialized materials like leather or denim.

  2. Optimal Version Selection:

    • Base Model: Ideal for small workshops needing manual control (e.g., tailors).
    • Advanced Model: Best for medium-scale production requiring semi-automatic feed and versatility (e.g., textile factories).
    • Pro Model: Perfect for industrial users handling heavy-duty materials (e.g., upholstery). With its 3mm thickness capacity, it excels in scenarios like reinforced garment seams or durable product assembly.

With the Pro Model’s fully automatic feed and computerized controls, you can achieve 30% faster production cycles than traditional manual models. Pair this with its 3mm thickness capability to handle thick fabrics like canvas or denim effortlessly.

Frequently asked questions

  • Which JAKTEC overlock sewing machine suits small garment workshops?

  • How do I clean the needle area of the JK747F overlock machine?

  • Can the JK747F handle stretch fabrics for costume sewing?

  • Does the JK747F allow adjusting stitch length for costume projects?

  • Is the JK747F certified for EU safety standards?

  • What types of stitches does the JK747F four-thread overlock machine create?

  • How long does the JAKTEC JK747F industrial sewing machine last?

  • Is the manual operation of the JK747F easy for costume makers?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Certification ComplianceExport to EU marketsEU 2006/42/EC compliant (Industry Standard: same requirement)Ensures safety and market access in EU regions.No certifications for other regions without additional testing.
Sewing Thickness CapacitySewing thick materials like leather2mm (Industry: 1.5mm ISO 3884-2) ▲1. Advanced: 2.5mm ▲2.Handles 33% thicker materials than industry average (▲1).May strain motor when exceeding 2.5mm (▲2).
Feed MechanismPrecision vs mass productionManual (Base) ▲1 to automatic feed (Advanced, ISO 9283)Base offers precision for intricate work; Advanced boosts speed by 40% (▲1).Base slower for bulk; Advanced requires higher maintenance.
Mechanical ConfigurationGeneral sewing tasksFlat-bed design (Industry Standard: common in overlock machines)Stable sewing on diverse fabrics.Limited to flat materials, can’t handle bulky seams.
Operation TypeCustom vs mass productionManual (Base) ▲1 to semi-automatic (Advanced)Base allows full control; Advanced streamlines repetitive tasks (▲1).Base needs skilled operators; Advanced reduces customization flexibility.
Stitch FormationVersatile stitching needsLock stitch (Base) ▲1 to 5+ stitch types (Advanced, ASTM D5034)Base reliable for basic seams; Advanced handles complex patterns (▲1).Base limited to single stitch; Advanced requires learning new settings.

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