Before machining, use the calibration to measure whether the tool is within the allowable tolerance range. The cutter head and the lock nozzle should be wiped with a clot

 Before machining, use the calibration to measure whether the tool is within the allowable tolerance range. The cutter head and the lock nozzle should be wiped with a clot

 Before machining, use the calibration to measure whether the tool is within the allowable tolerance range. The cutter head and the lock nozzle should be wiped with a clot

 Before machining, use the calibration to measure whether the tool is within the allowable tolerance range. The cutter head and the lock nozzle should be wiped with a clot

 Before machining, use the calibration to measure whether the tool is within the allowable tolerance range. The cutter head and the lock nozzle should be wiped with a clot