Manufactured from hardened stainless steel this three function electronic digital Caliper provides precision readings through a clear liquid crystal display. Its many features include a fine adjustment roller which allows precise measurements to be taken quickly & easily. The digital section button enables readings to be displayed in either metric imperial (decimal) or imperial (fractional) format. The four-way measurement function provides a choice of readings in external internal depth & step modes. The strong plastic storage case enables the Caliper to be kept in a dust & damp free environment protected from direct sunlight & high temperatures. 150 mm. (6 in.) Graduations: 0.01 mm. (0.0005 in.).