Versatile micrometer with interchangeable anvils. furnished with ratchet top, lock, setting standards & case. rigid & stable cast iron frame with perforations for lightness & ribbed for strength & stability. Range: 6-12 inch
anvils supplied: 6 inch, 7 inch, 8 inch, 9 inch, 10 inch, 11 inch
graduation: 0.001 inch.