Alc 40017 50 lb. Siphon fed blaster, steel the alc 40017 50lb. Siphon abrasive blaster is perfect for a wide variety of surface preparation jobs such as removing paint, scale, rust and oxidation. This blaster features a free standing open top tank with a 7 ft. Blast hose. Includes one each of a 13/64″, 1/4″ & 5/16″ steel nozzle. This blaster is lightweight, portable and easy to set up. Requires between 7 cfm @ 80 psi to 20 cfm @ 80 psi depending on the size nozzle used.