Jaibros Spring Caliper Inside 8 inch /200 MM Radius Gauge

Calipers are one of the oldest type of comparison measuring tools. These are designed for taking comparative measurements and transferring the dimensions to a micrometer, precision rule etc. Insider is used to rule inside of a hole or square to check size Manufactured from selected steel, calipers and dividers have a spring joint for precision settings. The legs pivot on a roller and are tensioned by bow spring. The fulcrum stud has a large bearing surface that prevents side deflection of legs Adjustment is made by opening and closing of the legs by means of an adjusting nut Divider points are hardened 50-55 HRC for increased wear resistance , Made from Carbon Steel