These gauges are precise, compact and easy-to-use. Suitable for any metallic and non metallic materials. 4 Digit LCD Display. Five pre-set sound velocities,
Measuring Range : 1.0mm to 250mm with 5 MHZ probe
Resolution : 0.1mm.
Diameter of Probe : 10mm
Measuring units : mm/inch
Sound Velocity Range : 1000-9999m/s Supplied complete with Couplant, 2 AA Batteries, Steel Calibration plate 4mm, and Operation manual.