Types of Needles Can Be Used with a Serger
Needles of home sewing machines are universal and they are suitable for all home models (in most cases). Sewing needles on serger unlike a sewing machine are having differences often. They can have different form a shank a needle. Needles for overlock can have different thickness and length. There are other features of the overlock needles. In this post you find all you need to know about needles that are used for overlock sewing machine.
Serger may has one or two needles
Overlock sewing machines may have one or two needles. Old models usually have a one needle only.
All modern models home overlocker have two needles. If necessary, one needle can be removed or you can just pull out one needle thread. In both cases the serger will work with three threads.
Serger needles vary in thickness and length
In any overlocker manual is indicated what a type needle can be used for this model a serger. You must strictly observe this requirement and use the needles that are recommended by the manufacturer.
You should know that some overlockers have the needles having a round shank. Most modern home overlockers have needles a flat side on the shank, like sewing machines needles.
In addition to it the needles for serger can have different length. It is simple to identify with a ruler.
And the last difference is that a shank of needle can also have a different thickness and length. This feature is difficult to determine visually.
Therefore it is necessary to replace the needle of overlock sewing machine which type and size is marked on overlock housing (or is specified in manual).
When is needed to change the serger needles
How you can to determine the moment when you need to remove old needle and set new needle? There is easiest sign - during a work the serger produces a thud sound. This means that the needle point is blunted. Take a magnifying glass and look at the needle tip.
The serger needle should be changed if periodically appear skipped stitches or thread breaking.
Attaching the needles must be reliable
After replacing the needle you need check the tightness of attaching it. It must be reliable. If the needle will fall down during sewing, it can damage the loopers and other parts of the overlock.
Note that two needles a serger are installed with offset.
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