Thiết bị kiểm tra đồng tâm, đồng trục Concentricity Gage J-40 Universal Punch
J-40 Universal Concentricity Gages is comprised of two main components for assembly. #1) selection of main rollers, #2) select any accessories. Standard Black Gages are guaranteed to be better than ≤ 4µm (.00016") accuracy with calibration certification directly traceable to N.I.S.T.