supply of digital outside micrometer , digital outside micrometer, measuring range 0-150 mm, least count/resolution 0.001 mm or better, accuracy +/-6 micron or better over the measuring range, fitted with ratchet/friction thimble for unif orm pressure and carbide-tipped measuring faces. the instrument shall have lcd digital display with metri c/imperial conversion and zero-setting facility, and shall be battery operated complete with battery and spa re battery. the micrometer shall be supplied complete with setting standards/accessories required for the f ull measuring range and provided in a protective storage case. each micrometer shall be supplied with a va lid nabl-accredited calibration certificate traceable to national standards. accepted makes: mitutoyo, bake r, insize, mahr, kroeplin, sylvac or equivalent reputed oem. supply shall be made strictly through oem or a uthorised dealer/distributor. [ warranty period: 30 months after the date of delivery ] ]