Lightweight balanced aluminium body with double bearing counter balance assembly and spindle lock device for easy pad removal. Housing fitted with composite cap and internal baffle for quiet operation. Equipped with airflow control valve. Supplied with 150mm hook-and-loop backing pad.150mm Air Random Orbital Sander Lightweight modern design. Housing fitted with composite cap and internal baffle for quiet operation. Equipped with airflow control valve. Supplied with 150mm hook-and-loop backing pad. Free Speed: 10000rpm. Model No. SA77Model No: SA77:Air Consumption: 4cfm:Brand: Sealey:Free Speed: 10000rpm:Inlet Size: 1/4BSP:Nett Weight: 1.9kg:Noise Power/Pressure: 96/85dB(A):Operating Pressure: 90psi:Orbit Size: 4.2mm:Pad Size: 150mm:Thread Size: 5/16UNF:Vacuum Outlet: n/a:Vibration/Uncertainty: 41.77/16.7m/s:PTDSEASA77