Loma IQ3 automatic, stainless steel, metal detector rated from 20 to 60 feet per minute - depending on materials and application Total Aperture: 12" in Height; 22" in Width. Usable Aperture: 10-1/2" in Height; 18-1/2" in Width. Sensitivity: 1.8mm Ferrous; 2.0mm Non-Ferrous; 2.0mm stainless steel. Equipped with 18" wide x 72" long flex link product conveyor, heavy duty ram reject system with pusher plate, and touch pad controller with and visual display. Mounted on a stainless steel frame with casters.