... . The HQ03 series of blast wheels have the following type: ¯ HQ034I,II,III A (5.5,7.5,11,15,18 ... .5KW) direct centrifugal blast wheels¯ HQ034I,II,III B(11,15,18.5KW) belt driven centrifugal ... direct Driven Blast Wheels Assembly Of Shot Blasting Cleaning Machine HQ034I - (7.5kw )