Originally Posted by
quiltingcandy
My pinking shears are at least 50 years old (Wiss brand to match my scissors). They worked well for years but then I wasn't sewing much and didn't use them at all. Now they are so stiff, I can't use them at all. I thought about taking them to a person that sharpens scissors but decided using the rotary blade version was easier and better for my hands. My grip strength isn't what it used to be 50 years ago.
Did you try a drop of oil on the bolt? That should loosen them somewhat.