Needle Detector 1, Detection width:600mm 2,size ... of SJ20-600c(out of date), sound and light alarm, return of the object to be detected, ... arc-shaped streamline shell, more luxurious and beautiful appearance, simple operation and normal type.Applicable IndustriesApplicable Industries: garment, ... textile, bra, baby product, shoes, socks, gloves and so on, for detecting impurities such as needle points, ...