Blade Micrometer 75-100mm (3-4") Manufactured by: Rok International Industry Co., Limited. Part No: DM-24Y Blade: 0.4-0.9mm as customers request. OEM for many micrometers, like disk, point , crimp height, tube,outside, solar micrometer. Range: 75-100mm 3-4' Resolution: 0.01mm Accuracy: 0.004mm