... Rh/Wre Head:604/602 Type High accuracy,rapid reaction and stability Mini Thermocouple Probe (Type S,R,B and Wre ... different thermocoupe wire,thermocouple has four type are S,R,Band WRe Type. Type Model +leg -leg R QR- ... connector,thermocouple head can be divide in 602 type and 604 type. Type Model 602(Round bottom) QR-KR/S/ ... .ardboard (ID 18mm±1mm OD 30±1mm). Mini Thermocouple Probe(Type S,R,B and Wre)