THE PALEO-ARO Improving on a Good Design Paleo Tools is pleased to offer an upgraded version of the All Air Products model 8315-B Aro type tool... the Paleo Aro. This tool uses only three pieces of the original Aro tool - the body, front end (minus bushing) and the air valve. All other parts are replaced with high quality Paleo Tools components, resulting in a tool that is easier to use and longer-lasting. Runs at about 30,000 CPM, providing tiny strokes and good control Runs best at about 90 PSIG (6.2 BAR) with air consumption of 2 CFM Includes 8 ft. long flexible hose and stylus Two bushing sizes and four stylus lengths available Chisel and four-sided pointed styli available If you already own an Aro tool, you can buy a new front end and bushing assembly from Paleo Tools. For more information on our Aro modifications, click here. For more information on airscribes in general, see Which Airscribe Is Correct For Me? Paleo Aro Tools with short and long bushings and different styli   Paleo Aro Styli options Paleo Aro Chisel tip 2009 PRICE LIST (S&H not included - see ordering info) Paleo Aro PAT-2S   (price includes main unit, short bushing with 2" tip and 8'air hose)  $ 285.00 Paleo Aro PAT-2.5S   (price includes main unit, short bushing with 2.5" tip and 8'air hose)  $ 288.00 Paleo Aro 3L   (price includes main unit, long bushing with 3" tip and 8'air hose)  $ 298.00 Paleo Aro 3.5L   (price includes main unit, long bushing with 3.5" tip and 8'air hose)  $ 299.00 Additional Stylus   solid tungsten carbide, four sided      2" length  $ 45.00    2.5" length  $48.00    3" length  $ 49.00    3.5" length  $ 50.00 Additional Stylus   solid tungsten carbide chisel tip  $ 45.00 *if you are unequipped to sharpen your own stylus, you can send it to us and we will re-sharpen it for you. S&H for a small item is usually no more than $7.00 Click here for ordering information Click here for Paleo-ARO Parts