supply of set of three different ranges digital outside micrometers as follows. 1) digital outside micrometer range: 0 - 150 mm, least count: 0.001mm, code no. 340-251-30 of m/s. mitutoyo make or its equivalent in insize/ baker/ forbes. qty/set. = 01 no.2) digital outside micrometer range: 150 - 300 mm, least count: 0.001mm, code no. 340-252-30 of m/s. mitutoyo make or its equivalent in insize/ baker/ forbes. qty/set. = 01 no.3) digital outside micrometer range: 300 - 400 mm, least count: 0.001mm, code no. 340-520 of m/s. mitutoyo make or its equivalent in insize/ baker/ forbes. qty/set. = 01 no. features:-1) wide measuring range with interchangeable with anvils.2) measuring face of the spindle is carbide tipped.3) ip 65 water /dust protection.4) equipped with ratchet stop for constant measuring force.5) oil resistant material used for all plastic parts.6) extended battery life of approximately 2.4 years.set of three different ranges digital outside micrometers as follows. 1) digital outside micrometer range: 0 - 150 mm, least count: 0.001mm, code no. 340-251-30 of m/s. mitutoyo make or its equivalent in insize/ baker/ forbes. qty/set. = 01 no.2) digital outside micrometer range: 150 - 300 mm, least count: 0.001mm, code no. 340-252-30 of m/s. mitutoyo make or its equivalent in insize/ baker/ forbes. qty/set. = 01 no.3) digital outside micrometer range: 300 - 400 mm, least count: 0.001mm, code no. 340-520 of m/s. mitutoyo make or its equivalent in insize/ baker/ forbes. qty/set. = 01 no. features:-1) wide measuring range with interchangeable with anvils.2) measuring face of the spindle is carbide tipped.3) ip 65 water /dust protection.4) equipped with ratchet stop for constant measuring force.5) oil resistant material used for all plastic parts.6) extended battery life of approximately 2.4 years.,set of three different ranges digital outside micrometers as follows. 1) digital outside microm eter range: 0 - 150 mm, least count: 0.001mm, code no. 340-251-30 of m/s. mit