supply of digital depth micrometer, , digital depth micrometer, measuring range 0-150 mm, resolution (least count) 0.001 mm or better, with micrometer head accuracy +/-3 micron or better. the instrument shall be fitted with ratchet/fri ction thimble for uniform pressure and provided with hardened/carbide-tipped precision measuring faces. t he micrometer shall have lcd digital display with metric/imperial conversion and zero-setting facility and s hall be battery operated complete with battery and one spare battery. the instrument shall be supplied wit h interchangeable measuring rods/accessories required for complete range coverage and provided in a prot ective storage case. each micrometer shall be supplied with a valid nabl-accredited calibration certificate t raceable to national standards. accepted makes: mitutoyo, baker, insize, mahr, kroeplin, sylvac or equivale nt reputed oem. supply shall be made strictly through oem or authorised dealer/distributor. [ warranty p eriod: 30 months after the date of delivery ] ]