Precision-machined and polished, high quality, heavy-duty ribbed cast-iron frame. Precision-machined, ribbed cast-iron table moves along 4 machined guide ways; adjustable gibs ensure the table stays parallel to the cutter head and compensates for wear. Large hand wheel easily raises and lowers the table. Powerful North American designed, totally enclosed, fan cooled industrial motor with a dynamically balanced cast-iron pulley and matching dual V-belt drive.