Siddhartha Heavy Equipment Ltd manufactures Outside Adjustable Micrometer with Setting Rods. Siddhartha Heavy Equipment Ltd is an ISO 9001:2000 certified company. The Outside Adjustable Micrometer with Setting Rods is used in length measurements to gain an additional digit of accuracy. The Outside Adjustable Micrometer with Setting Rods is used to measure the outside diameter of a cylindrical or spherical object to one ten-thousandth of an inch [.0001]. The Outside Adjustable Micrometer with Setting Rods is available in capacity ranging from 50mm to 900mm.