1、The available thread type is 1/2''. 2、The structure is simple and easy to install. 3、100% new product for all temperature controllers. 4、Exquisite workmanship, high performance and high efficiency. 5、Made of high quality stainless steel, anti-rust, anti-corrosion and durable. Features: The available thread type is 1/2''. The structure is simple and easy to install. 100% new product for all temperature controllers. Exquisite workmanship, high performance and high efficiency. Made of high quality stainless steel, anti-rust, anti-corrosion and durable. It has a wide measuring range and can measure temperatures from -200 to 420 degrees. Specifications: Condition:100% Brand New Material: 201 Stainless steel Color: As shown in the picture Temperature Range: -200~420 ℃ Pipe Diameter: 8mm Thread Type: PT1/2'' Package List: 1 x RTD (resistance temperature detection) with PT100 Temperature Sensor Head 1 x Thread PT1/2'' 1 x Protection Tube Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.