This Faithfull D.I.Y Vernier Caliper is manufactured from mild steel, with dual reading in imperial and metric. The universal three-way measurement facility enables readings in external, internal, and depth modes.
The caliper's sliding thumb-lock feature allows easy, quick, and precise measurements to be taken.
The metric and Imperial dual reading comes with a handy locking function, the dual reading comes in 1.0mm and 0.16in increments.

Specification:

Range: 125mm (5in).