Caliper in hardened stainless steel with precision dial-gauge. Satin-chromed readout scale. Slider locking screw with adjustment wheel. Steel rack protected from dust. Revolving dial-face with lock. Five functions operation. Serial number. Manufactured as per DIN 862. Supplied in case. Codes 01 and 02: one turn of the pointer equal to 5 mm. Code 03: one turn of the pointer equal to 1 mm.