This professional set of Digital Calipers (also known as Vernier or Micrometer) comes with a coin cell battery and includes a free spare and hardened plastic case with foam lining for protection when not in use.It also comprises a small locking thumbscrew, which locks the jaws in place, an easy to read large LCD display and a handy conversion chart at the back. Made of hardened stainless steel, it is an ideal tool for a broad range of industrial and automotive applications.Internal, external and height dimensions can be easily and accurately measured through the precise linear capacitive measuring system.Its functions feature inside, outside, depth and step measuring with zero setting in any position.SKU: 3500054