... articles in stainless steel, copper, aluminum and tinfoil 2) Product customized 3) Easy to use Features:1) ... articles in stainless steel, copper, aluminum and tinfoil 2) Especially designed phase adjust knob can minimize the ... can be selected to link with production lineApplications: Detects metal impurities in food, pharmaceutical, food ingredients, condiment, ... (mm)0.81.01.53.0 GJ-7C-2 Metal Detector