Digital Pit Depth Gauge
Easy-to-use and provides fast and accurate measurements of surface pits, gauges, dents, undercut, etc.

Made in hardened stainless steel and its 0.050" (1.2 mm) diameter probe will access even the smallest pits.


Waterproof Seal

Functions:

Inch / mm (Switch between mm and inch measurements)
ON/OFF (Now just move the slide to turn unit On. Auto Off).
ZERO (Set “ 0” at any position) 

Specifications:
Range  1.25"  / 30mm
Resolution  0.0004"  / 0.01mm
Permissible Error  +/- 0.001"  / =/- 0.03mm