Perfect for neatening the end of the zipper on a zipper bag or pouch. If your bag zippers dip in at the end, then you NEED this tutorial. Learn how to reduce a zipper and the anatomy of a nylon zipper on The Sewing Loft
Sewing Tip: No More Scratchy Zipper Ends -- Even an uncut zipper can irritate your skin. You can wrap the zipper end in a fabric tab to add a nice finishing touch and make your garments more enjoyable to wear. -September Issue 174 - Page / zip - astuces
Might work for my paper trimmer blades? How to Make Your Rotary Cutter Last Longer Sharpen rotary cutter blade by folding tin foil several times and cutting it with Cutter. Test on fabric scraps until it is sharp.
How to Make Cushion Covers: Envelope Covers in 10 MINUTES