tender for heavy duty vernier callipers with external measurement measuring range 0-1000 mm +/- 0.07mm model 551-207-10 * accuracy:refer to the list of specification. (excluding quantizing error for digimaticmodels) * resolution:0.01 mm or 0.0005 in/0.01 mm * display:lcd * scale type: absolute electromagneticinduction linear encoder * max. response speed: unlimited * battery: sr44(1 pc), 938882, for initial operationalchecks (standard accessory) * dust/water protection level: ip67* (models up to 300 mm) * rustproofing shall beapplied after use if caliper was in contact with coolant. acceptable make: mitutoyo, baker or equivalent .