This is a compact shaker table that will concentrate gold and other values down to 500 mesh and will process up to 800 pounds of placer or hard rock material per hour! Absolutely ideal for use with rock crushers and active placer operations. You can process material up to 1/4 of an inch with this table and it is equipped with built in nugget traps. All eccentrics have ball bearings for long life and precision action. The ST1 comes equipped with a magnetic seperator that helps liberate the gold and provides for superior recovery. The ST1 Table has 4 discharge ports, an essential system for the professional: Port #1: Pure Gold Port #2: Roughing Port Port #3: Midlings Port #4: Tailings This table must be bolted down (see ST1B below) and requires a 110 Volt power source. Dimensions are 43" x 17"