Get current pricing for Graseby Goring Kerr, Tek DSP 48 SS 8 Graseby Goring Kerr Tek Dsp 48 Ss 8 Inline Conveyor Metal Detector. Metal Detectors Aperture Is 19 Wide X 4 Tall And Has A Working Height Of 36 . Product Category: Process Equipment, Sub Category: Process Metal Detectors: