Fowler 74-150-020 Electronic Brake Drum Gauge

4 in. to 20 in. (100 to 500mm) capacity Inch/metric/fraction conversion 4 in. drum preset Zero set Hold function Preset depth at 1 in. and 1.5 in. Resolution 0.0005 in./0.01mm Protected to IP54 specifications Beam has vernier scale to double check reading Thumb lock to check disc measurements

4 in. to 20 in. (100 to 500mm) capacity. Inch/metric/fraction conversion. 4 in. drum preset. Zero set. Hold function. Preset depth at 1 in. and 1.5 in.. Resolution 0.0005 in./0.01mm. Protected to IP54 specifications. Beam has vernier scale to double check reading. Thumb lock to check disc measurements. Includes Electronic Brake Drum Gauge - 74-150-020 Specifications Capacity: 4 in. - 20 in. Drum Preset: 4 in. Preset Depth: 1 in. / 1.5 in.