Changes tone when gone too far. Perfect for 'blind' levelling and inclination settings. Plus Angle Sensor model displays inclinations in degrees°, Slope in % and Pitch in mm/m. Angle displayed in degrees (°), slope (% ) or pitch (mm/m rise over run).
Why Machine DRO?. Moore and Wright 165mm Level MWELS. Length - 165mm. Precision ground cast base with vee groove for location on cylindrical work. Each level is fitted with a main, cross and plumb vial.