National A96 8" Self-Propelled Shot BlasterThe A96 is a variable speed, self propelled shot blaster that combines elements of traditional blasting and innovation. The unique joystick control increases productivity and allows for responsive handling. Adjustable handle height and joystick platform with built in drive and speed controls Super, durable Manganese steel that becomes stronger over time Up to 860 sq ft hr blasting capacity Closed faced blast wheel design V shaped return plenum Front