According to Mr Komatsu NRK, about 375300 new cover B use cover Ass'y & welding JIG.
DNP production cover Assembly concentricity (Over0.3mm-20/30pcs)is worse than nichiro production cover Assembly concentricity (Over0.3mm)1/30pcs.
We can more better concentricity and try the NRK same range?
Please reply the schedule Improvement of the jig.