830012 This 6″ combination lapidary polisher/trim saw/grinder has three stainless steel valves that provide independent water flow to both grinding wheels and the expandable drum. A submersible water pump provides cooling water recirculation. The one-piece cast aluminum tank and base has sealed bearings mounted to a 5/8″ stainless steel shaft. The end-polishing disc is ideal for final polish and buff. The trim saw has a removable table top and tank drain plug for ease of oil/sludge removal. Shown with trim saw rock vice which is sold separately.