supply of three leg digital inside micrometer with master ring gauge along with valid calibration test certificate traceable to nabl certified labs, range: 175-200 mm., lc - 0.001 mm.: model: 468-177 of mitutoyo or its equivalent . make : mitutoyo or insize or baker or precision germany onlythree leg digital inside micrometer with master ring gauge along with valid calibration test certificate traceable to nabl certified labs, range: 175-200 mm., lc - 0.001 mm.: model: 468-177 of mitutoyo or its equivalent . make : mitutoyo or insize or baker or precision germany only,three leg digital inside micrometer with master ring gauge along with valid calibration test certificate traceable to nabl certified labs, range: 175-200 mm., lc - 0.001 mm.: model: 468-177 of mitut oyo or its equivalent . make : mitutoyo or insize or baker or precision germany only [ warranty peri od: 30 months after the date of delivery ] ]