supply of digital outside micrometer, range 500-60 [digital outside micrometer, range 500-600mm,resolution: 0.001 mm, accuracy: +/-12 micrometer, interchangeable anvils, flat shape of spindle, spindle end tipped with tungsten carbide, battery sr44 (approx. 1.8 year life under normal use), with proper casing along with nabl calibration certificate.]digital outside micrometer, range 500-60 [digital outside micrometer, range 500-600mm,resolution: 0.001 mm, accuracy: +/-12 micrometer, interchangeable anvils, flat shape of spindle, spindle end tipped with tungsten carbide, battery sr44 (approx. 1.8 year life under normal use), with proper casing along with nabl calibration certificate.],digital outside micrometer, range 500-600mm,resolution: 0.001 mm, accuracy: +/-12 micro meter, interchangeable anvils, flat shape of spindle, spindle end tipped with tungsten carbide, battery sr4 4 (approx. 1.8 year life under normal use), with proper casing along with nabl calibration certificate. [ wa rranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]