Mechanical Comparator/Spin Dial Gauge is ideal for measuring wall thickness, inside diameter, outside diameter, square ness to face, ovality of circular component etc. The Comparator/ Gauge is very robust, versatile and easy to handle. The Comparator/ Gauge is mainly used in bearing, automobile and bearing cages manufacturing sectors. Mechanical Comparator/Spin Dial Gauge is application specific in design and accurate in dimension.