3M430 Storm digital rotor gauge

Central Tools introduces their 3M430 Storm digital rotor gauge for inspecting rotors before they're turned or replaced. Features include a digital display that the company feels is easier to read, inch/metric conversion, a pointed anvil, 3-1/2" long arms, a range of 0 to 5-1/2" or 0-140 mm and graduations of 0.001" or 0.01 mm.