Description Air Angle Grinder ?180mm Heavy-Duty ? Well balanced professional tool with side handle, polished aluminium bevel gear housing and throttle body. ? Fitted with throttle safety device to prevent accidental operation and steel disc guard for added safety. ? Supplied with spanner and wrench. ? Suitable for heavy workshop use. ? Not suitable for use with cutting discs. Detailed Information Instructions Parts Model No: SA151 Disc Size: ?180mm Spindle Size: M10 x 1.5mm (Female) Free Speed: 6000rpm Air Consumption: 21cfm Operating Pressure: 90psi Inlet Size: 3/8"BSP Weight: 3.1kg Noise Power/Pressure: 108.21/97.21dB(A) Vibration/Uncertainty: 7.71/0.76m/s?