... 3-in-1 Stud, Voltage and Metal Detector with Easy-to-Read LCD Screen Accurately ... including vertically integrated high precision SMT mount, plastic injection molding, high volume metal stamping, die-casting and ... custom fabrication.Enclosure cabinet case: plastic injection molding, metal stamping, manufacture and assemblyTesting: PCBA in-circuit ... in-1 Stud, Voltage and Metal Detector, custom circuit board