PROTOMAR™ - MARPOSS absolute measuring head for large diameters on grinders

To satisfy quality request on medium and big dimensions parts like broaches, railway axels, printing rolls, milling rools, etc., Marposs realized PROTOMAR measuring gauges family dedicated to diameters check during or after grinding manufacture. Its main feature is to be an absolute measuring gauge, able to measure any diameter inside the measuring range for which it has been configured with no need of a specific calibration, simply after a zeroing made by a known value master.

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