Sewing machine: 7 reasons to adopt it in 2025

Seam cover machine , this still little-known machine is nevertheless a major asset for obtaining a professional sewing finish on your jersey or knit garments. Unlike a simple sewing machine or an overlocker , the seam cover machine allows you to create soft, strong and attractive double hems , like those found in commercial clothing. It is ideal for those who wish to go further in stretch jersey sewing or who wish to reinforce their creations with clean and elastic cover stitches .

In this article, we'll explain in detail what a cover seam machine is for, how it works, its advantages over other equipment, and what projects you can tackle with it. Whether you're a beginner or already equipped, you'll discover why a cover seam machine can be a valuable ally for your finishing touches.

What is a seam cover machine?

A cover stitch machine is a specialized machine that creates cover stitches, also called double hems, on stretch fabrics such as jersey.

• Make a two or three needle cover stitch
• Allows professional finishes on stretch fabrics
• Used for everyday clothing and technical knitwear

What is a cover sewing machine used for?

The main use of the seam cover machine is to create strong and attractive hems on stretchy garments.

• Double-stitched hem on t-shirts, sweatshirts, leggings
• Visible decorative stretch seams
• Reinforcement of stress areas: necklines, bottom of sleeves, waistbands

What is the difference between a cover machine and an overlock machine?

These two machines are complementary but do not perform the same functions. Here is a comparison table:

Function	Coverer	Overlocker
Cut the fabric	No	Yes
Makes stretchy stitches	Yes	Yes
Making double hems	Yes	No
Assemble the fabrics	No	Yes
Ideal use	Finish removal	Quick assembly

How to use a seam cover machine effectively?

Using a seamstress properly requires precision and practice. Here are the essential basics.

• Use stretch or ELx705 needles
• Adjust the thread tension according to the fabric
• Test on a scrap of fabric before starting
• Do not pull the fabric while sewing

What projects can I sew with a seam cover machine?

The seam cover machine is ideal for all projects involving stretch fabrics or for providing a quality finish.

• T-shirts, tops, sweatshirts and jerseys
• Leggings, sports pants
• Swimwear, lingerie
• Children's clothes or baby pajamas

Bonus for seamstress: common mistakes and tips

To get the most out of your cover cropper , here are the mistakes to avoid.

Common mistakes:

• Confusing a cover machine and an overlocker
• Do not stabilize the hem → ripples
• Ignoring maintenance → lint buildup

Tips:

• Use a stabilizer for fine fabrics
• Clean curlers regularly
• Choose a transparent base for greater visibility

FAQ about seam cover machine

Is a cover stitch machine essential for sewing jersey?

No, but it significantly improves the quality and elasticity of the hems.

What is the difference between a coverstitch machine and an overlocker?

The coverstitch machine makes hems, the overlocker cuts and assembles the fabrics.

Does the cover stitcher cut the fabric?

No, it does not have a built-in knife.

Do you need specific needles for a cover stitcher?

Yes, stretch or ELx705 needles are highly recommended.

Which model of cover machine should you choose to start out?

The Janome CoverPro and Juki MCS-1800 models are ideal for beginners.

Conclusion

The cover stitch machine is the ideal tool to give your creations a professional finish worthy of ready-to-wear. Thanks to its cover stitch , it allows for clean, supple and strong hems, while adapting perfectly to stretch fabrics such as jersey or stretch . Unlike the overlocker, it does not cut but completes your projects with precision. If you want to improve your finishes or create comfortable clothes with an impeccable finish, investing in a cover stitch machine is an excellent choice.