Shawpak Systems - Metal Detector Test Pieces - a Canadian supplier of test pieces, testing supplies and test sample for metal detector, serving the food and pharmaceutical packaging industries in Canada. Metal detector testing pieces are essential in keeping metal detector working optimally. Shawpak offer metal detector test stick, test balls, test wands, test tablets, test pills, test puck, and test plugs all ideal for testing metal detector. ©2010 Shawpak Systems, Canada Conveyor Manufacture, Oakville, Ontario, Canada.