Tenders for Supply of 3-Point Internal Micrometer With Interchangeable Radiuses Anvils Of Tool-Steel For Optimum Centering, New Constant Force Digital Readout With L.C. 0.01/0.001Mm, Metric/Inch Switchable, Inbuilt Ip67 Electronics, Rs 232 Output, Inbuilt Bluetooth Data Transmission, Operational Range: 300-350 Mm.