Description Air Angle Grinder ?180mm Heavy-Duty ? Professional tool with foam side grip making it easier to handle and helps to reduce vibration. ? Fitted with throttle safety device to prevent accidental operation and steel disc guard for added safety. ? Supplied with spanners, wrench and hex keys. ? Suitable for heavy-duty workshop use. ? Not suitable for use with cutting discs. Detailed Information Instructions Parts Model No: SA154 Disc Size: ?180mm Spindle Size: M16 x 2mm (Female) Free Speed: 6500rpm Air Consumption: 2.4cfm Operating Pressure: 90psi Inlet Size: 1/2"BSP Weight: 4.13kg Noise Power/Pressure: 107.4/96.4dB(A) Vibration/Uncertainty: 6.16/1.11m/s?