Pricing mentioned is for EA. Requires a minimum buy of 1 piece. Disc/Pad Diameter = 6 in; Spindle Thread=5/16 in - 24; Power Capacity=1/4 hp, 1/4 hp [Max]; Free Speed=12000 rpm, 12000 rpm [Max]; Air Consumption=4 CFM, 4 CFM [Max]; Air Consumption at Load=17.0 CFM; Noise Level=85.6 dB [Max]; Vibration=32.3 m/s2, 32.3 m/s2 [Max]; Inlet Size=1/4 in; Hose Size=3/8 inch, 3/8 in [Min]; Control Type=Lever Throttle;