NO. Item Units Q6915 Q6920 Q6930 1. Clean Speed m/min 0.5-5 1-5 0.5-4 2. Quantity kg/min 4x250 6x250 6x360 3. Effect Size mm 1500 2000 3000 4. Tools Size mm 2000-12000 2400-12000 2400-12000 5. Thickness mm 3-60 3-60 3-110 6. Airness m3/h 10000 19550 28050 7. Diameter mm 0.8-2.5 0.5-2.5 0.5-2.5 8. Biggest Out Sizemm15200x5370x679730650x6850x909544020x6385x7758 9. Full Power kw 148.25 156.6 204.8