* Specifications:
   MIN.Free speed:2,200RPM (MAX.FREE SPEED:2,640RPM) 
   Shank opening: 0.401"
   Stroke: 3-3/4"
   Bore DIA.: 3/4"(19mm)
   Air inlet: 1/4"-NPT
   Recommended air pressure: 90 PSI (6.3 BAR)
   Recommended air hose size: 3/8"
   Air consumption: 4 CFM (28 SCFM)
   Sound pressure level: 107 dB(A)
   Sound power level: 116 dB(A)
   Vibration: 2.9M/SEC^2