The metal detector and checkweigher combo for packing line combines metal contaminant detection with precision weight detection, detecting even the tiniest metal particles while ensuring that every product meets weight specifications. The combination metal detector and checkweigher system is easy to operate, provides efficient dual detection, has real-time rejection, is equipped with quick-change components and intuitive touchscreen controls, is made of stainless steel, has a very small footprint, and ensures product integrity.