The ST Poli Welding by Ferplast is specifically designed to provide a high quality functionality and performance. It is also a pneumatic strapping tool built with a vibration welding especially used for polypropylene PP and polyester strapping PET. The welding is a compact and handy type of tool with an easy-to-use capability. It is an ideal device for all kinds of packaging closure plan. The high quality welder is also used in conjunction incorporated with a manual tensioner.