REPLACEMENT PART FOR METROLOGICAL INSTRUMENT; COMPONENT: STRAIGHT PROBE; EQUIPMENT: THICKNESS METER 456; FERROUS & NON-FERROU S (FNF): STRAIGHT PROBE T456CFNF1S 7MINIMUM HEADROOM: 88MM (3.46 ”) / MINIMUM SAMPLE: DIAMETER BF: 4MM (0.16”) N: 6MM (0.24 ”) / MINIMUM CONVEX SURFACE RADIUS: 0.16 ”) N: 26MM (1.02”) / MINIMUM CONCAVE SURFACE RADIUS: 12.5MM (0.49 ”); MARK 1: ELCOMETER; RFFERENCE 1: T456CFNF1S; MODEL 1: ELCOMETER 456