Thiết bị đo độ đồng tâm, đồng trục Concentricity Gage G1-20 Universal Punch
G1-20 Universal Concentricity Gages is comprised of three main components for assembly. #1) selection of standard or precison accuracy, #2) selection of main rollers, #3) select an indicator(s) and/or other accessories. There are two classifications calibrated and directly traceable to (N.I.S.T.), Standard Black Gages are guaranteed to be better than ≤ 4µm (.00016") accuracy.