Consew CM794 Chainstitch Overlock Sewing Machine Review: Industrial-Grade Power for Home Sewing Projects



The Consew CM794-2 isn’t your average sewing machine. This powerhouse is packed with features designed for tackling medium to heavyweight materials with ease, making it ideal for professional sewers and serious hobbyists alike.

Here’s what sets it apart:

  • Double the Needles, Double the Efficiency: Equipped with two needles and four threads, the CM794-2 creates robust and clean seams in a single pass, saving you time and effort.
  • Built for Speed: Don’t let its heavy-duty nature fool you – this machine boasts high-speed capabilities, allowing you to power through projects efficiently.
  • Effortless Operation: Say goodbye to manual oiling! The CM794-2 features fully automatic lubrication, ensuring smooth operation and extending the machine’s lifespan.
  • Precision Control: Achieve perfect results with the differential feed system, which prevents puckering and stretching on various fabrics.
  • Fine-Tune Your Stitches: Take complete control over your stitch length with the convenient push-button stitch regulator.

Whether you’re a seasoned pro or looking to elevate your sewing game, the Consew CM794-2 is a machine that delivers power, automation, and precision, making it a worthwhile investment for any serious sewer.

Consew CM794 Sewing Machine two-needle 4 thread stitch pattern


The Consew CM794 is a machine built for efficiency and precision, boasting an impressive array of features. Let’s delve into its technical specifications to understand its capabilities:

  • Double the Punch: Equipped with two needles and four threads, this machine tackles even thick fabrics with ease, creating strong and neat seams in one go.
  • Differential Advantage: The differential feed mechanism ensures smooth fabric handling, preventing stretching or puckering on various materials, from delicate knits to sturdier wovens.
  • Speedy Stitching: Unleash the machine’s potential with sewing speeds reaching up to 6,500 stitches per minute, ideal for completing projects efficiently.
  • Precise Control: Fine-tune your stitches with the adjustable stitch length ranging from 0.7 to 3.8 mm, allowing you to customize your projects for different purposes.
  • Standard Workspace: The standard workspace provides ample room for maneuvering fabrics, making it suitable for various sewing tasks.
  • Needle Know-How: Utilize DC x 27 size 11 needles for optimal performance and compatibility with the machine.
  • Threading Simplicity: The machine employs four threads to create clean and secure finished edges.
  • Standard Needle Distance: The 2mm standard distance between the needles ensures consistent stitch formation.
  • Differential Ratio Control: Fine-tune fabric feeding with the differential feed ratio of 1:0.7 ~ 1.7, preventing distortions and achieving perfect seams.


The Consew CM794 isn’t just another sewing machine; it’s a feature-packed powerhouse designed to elevate your sewing experience. Here’s what makes it stand out:

  • Blazing Speed: Unleash your creativity with sewing speeds reaching up to 6,500 stitches per minute (check the specifications section for further details). This machine lets you tackle projects efficiently without compromising quality.
  • Effortless Maintenance: Say goodbye to messy oiling! The CM794 boasts fully automatic lubrication with visual flow controls, ensuring smooth operation and extending the machine’s lifespan. Additionally, the continuously filtered lubricating oil and external oil supply cooling further enhance machine longevity.
  • Precision Stitching: Achieve perfect results with the differential feed system, which prevents puckering and stretching on various fabrics. Fine-tune your stitches further with the convenient push-button stitch regulator.
  • Versatile Functionality: The CM794 offers intermittent action capability, allowing for more controlled sewing when needed. It also utilizes standard type DC-27 needles, ensuring easy availability and compatibility.
  • Smooth Operation: Experience reduced noise and vibration even at high speeds, thanks to the machine’s advanced engineering. This translates to a more comfortable and enjoyable sewing experience.
  • Customization Options: Enhance your machine’s functionality with available options like the ET electric thread trimmerP3D pneumatic thread trimmer, and C back tacking feature, tailoring the CM794 to your specific needs.


Looking for a sewing machine that tackles both tough materials and stretchy fabrics with ease? Look no further than the Consew CM794. This powerhouse is specifically designed to handle medium to heavyweight fabrics, making it ideal for projects like swimsuits, sportswear, and outerwear.

Its secret weapon? The mock safety stitch, which creates strong, elastic seams perfect for garments that need to move with you. Whether you’re sewing sleeves, pockets, or body linings, the CM794 ensures flawless results and a professional finish. So, ditch the limitations and embrace the freedom of sewing with confidence, thanks to the versatile and powerful Consew CM794.

Consew CM794-2 Stitch Patterns:

Consew CM794 Sewing Machine standard stitch patterns

Consew CM794-2 reviews:

  • “Eat your wheaties! This site has so many different items to look at you could very easily get exxhausted!” – February 16, 2024 by Patricia C. (United States)
  • “Fast” – February 16, 2024 by Kathy B. (United States)
  • “Customer service rep was helpful and friendly, offering to be able when needed in the future.” – February 15, 2024 by JJ (Ga, United States)
  • “Thank you!! Quick and Easy!!” – February 15, 2024 by Beth O. (United States)
  • “Easy and smooth transaction” – February 15, 2024 by Soraida G. (North Dakota , United States)
  • “Fine” – February 15, 2024 by Karen A. (United States)
  • “I am pleased with the product selection and ease of ordering.” – February 15, 2024 by happy E. (United States)

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