pinking shears unique scissors used both in dressmaking and crafts.
Pinking shears have the same structure as other scissors but if you take a look at its profile view, you will clearly see the intersecting zigzag blades that leave an identical chevron imprint in the resulting cut.
Oinking shears should not be used as regular fabric scissors. They are primarily used to apply decorative finishes and should never be used to cut your sewing patterns.
A pinking shear cut leaves a zigzag or chevron motif along the cut edge. When used along fabric edges, this chevron cut is somewhat able to contain fraying edges while also providing a decorative finish. Nevertheless, a oinked edge should not the the only means used for containing fraying seam allowance edges in a finished garment.
A regular woven fabric that has a pinked edge can not withstand regular machine washing and thus is often use don single use fabrics or fabric edges that will not need to withstand machine washing. On the other hand, a pinked edge finish is perfect for fabrics like suade, leather, vinyl and even some knits which maintain their structure and do not unravel. In this case, pinking seam allowance edges in these garments results in a clean, decorative finish.