Rotary and Work-holding Products: 131 models. Haas produces a full line of affordable and efficient rotary products. From the compact HA5C collet indexer to the massive HRT 600 (600 mm platter) rotary table, Haas has a rotary product for any application. At the core of every Haas rotary table is a large-diameter, aluminum-bronze worm gear meshing with a hardened and CNC ground alloy-steel worm submerged in a synthetic oil bath.