Metal Digital Depth Gauges with dual mode measurement system - inches & mm Large high contrast LCD digital readout Free wheeling thumb roller mechanism for smooth movement along the linear scale Integral data output interface to transfer data to PC Laptop Data Cable not included Measurement can be zero set at any position along the scale for incremental measurement.
Designed for measuring depths of holes, slots & recesses and for inspecting jigs, fixtures and die work. Vernier scale etched with permanent black graduations allows precise and convenient reading. Convenient to use locking screw to set calipers at desired position; a feature very useful in applications requiring repetitive measurements.