Key Functions:
1. Tensioning: The tool pulls the strap tightly around the item.
2. Sealing: A seal or buckle is applied to hold the strap in place.
3. Cutting: The excess strap is cut off after sealing.
Separate Tools:
Tensioner: Used to tighten the strap.
Sealer/Crimper: Used to crimp a metal seal over the strap ends.
Cutter: Used to cut off the extra strap.