The True Purpose of the Small Hole on the Safety Pin — A Seamstress’s Secret That Saves Time & Thread!

You’ve used safety pins for decades—securing diapers, holding hems, fastening costumes—but have you ever wondered about that tiny hole at the very end of the pin?
It’s not a manufacturing flaw. It’s not decorative.
It’s a brilliant, century-old sewing hack passed down through generations of seamstresses—and it solves one of hand-sewing’s most frustrating problems: thread tangling and slipping.
The Real Purpose: Thread Anchor & Needle Puller
That small hole has two clever uses:
✅ 1. Secure Your Thread (No Knots Needed!)
Instead of tying a bulky knot at the end of your thread—which can leave lumps or pull through fine fabric—do this:
Thread your needle as usual.
Pass the tail end of the thread through the hole in the safety pin.
Pull tight.
Now your thread is anchored securely without a knot. The pin acts like a “stopper,” letting you start sewing from the top of the fabric with no backstitching needed.
🧵 Perfect for: Hemming, mending, basting, or invisible repairs.
✅ 2. Pull the Needle Through Tough Fabric: