1.Steel Case bimetal Thermometer temperature gauge 2. 50--100mm ... Stainless SteelThreads:1/8",1/4",3/8",1/2",BSP,NPT,G1/2…,M20*1.5,M8*1…1/8",1/4",3/8",1/2",BSP,NPT ... ,G1/2…,M20*1 ... .5,M8*1…Accessories:3 holes Flange ... ,kg/cm2,kpa,76cmHg…0---700 CAccuracy:2.5%,1.5%,1%,3-2-3,…2.5 ...