Fowler 20-45 mm Internal Dial Caliper Gage 52-553-102

Description

-.025 mm graduation
-Checks recessed diameters, internal bores, etc.
-Instrument moves 1" (25 mm)
-Dial face diameter: 2" (50 mm)
-Bezel rotates for zero setting; button for closing arms; carbide measuring points
-Includes bezel lock screw
-Arm length: 3-1/4", thickness: 3/32"