Quality Assurance Department establish the the necessary requirements to guarantee the stability and accuracy of the products, by considering customers opinion along with long term experience and technology of OSK as an expert in manufacturing Gear Measuring Instruments and feed back to the quality check process during the manufacturing of them.
In addition, the precision and stability of the completed product is verified by using the artifacts and instrument, which are traceable to the national standard. "Inspection report" or "Calibration Certificate", is issued by the Quality Assurance Department and delivered along with the product so that the customer can have the feeling of confidence and safety in using them. In the same way, upon request, at the periodic calibration of variouskinds of masters, "Inspection report" or "calibration 
certificate" is also issued
For the calibration of gage blocks, gears and gear inspection instruments, Gear Measurement Center offers service and support to the customers as a calibration laboratory.
Precision Measurement using Mikrokator, precision dial indicator.
(Right side Figure) 
