The Faithfull D.I.Y Vernier Calipers which are 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 sliding thumb-lock feature easily allows quick and precise measurements to be taken. Metric and Imperial dual reading with a handy locking function.

Range: 125mm (5in).
Graduations: 1.0mm and 0.16in increments.