1>Material:Aluminum upper body, brass stem 2>Upper body size:110*30,150*36,200*36mm 3>Stem:63/ ... Industrial Thermometers V shaped glass industrial thermometer Same with SIKA1>Upper body material: Aluminum cover2>Surface treatment: polishing,galvanzied;painting or oxided ... required3>Stem: brass,iron with black oxided;SS as required4>Upper body size:4",6",8"(110*30mm,150*36mm,200*36mm ...