Strapping clips machine We try to think ourselves as the economic solution provider for your manufacturing of seals of steel and pet/pp strapping and also the buckles of composite cord. A new generation of manufacturing strapping clips and buckles The strapping clips had been made from manual method to semi-automatic from manual feeding to automatic feeding and from punch press machine to special automatic machine. Is this steel strapping seal machine expensive? No, it is not expensive. It is designed to be affordable for majority users who usually are small enterprises owners or new starters for strapping business.