The Draper 80859 is a 150mm digital vernier caliper which displays both metric and imperial readings Manufactured from hardened stainless steel, the Draper 80859 digital vernier caliper is built to last. It features an extra-large display which provides both metric and imperial readings and is 150mm in length. This tool is designed to measure internal and external distances extremely accurately. Features: Extremely robust digital caliper manufactured from hardened stainless steel The extra-large display provides metric and imperial reading in 0.01mm and 0.005\" graduations Measures internal and external distances Each caliper has an auto power-off feature enabling greater battery life Supplied with an SR44 battery Specification: Length: 150mm