What it does
The SJ-3737 works by:
- Loading a strip of plastic tag pins (“barbs”) into the gun
- Passing a hollow needle through a clothing label or seam
- Pulling the trigger to insert the plastic fastener and secure the tag
It is designed to make tagging:
- Faster
- More consistent
- Easier than hand-attaching labels
Typical uses
- Clothing price tags
- Brand labels
- Laundry identification tags
- Retail stock labeling
- Attaching swing tags to hats, socks, shoes, toys, and fabric goods
Common features
- Lightweight handheld design
- Replaceable needle
- Safety needle cover
- Compatibility with standard tag barbs
- Ergonomic trigger operation
- Wrist strap on some versions












