Perfect for use in HVAC systems, boilers, and other environment where accurate temperature readings is important for systems efficiency and Crafted from durability stainless steel, these immersions sleeves feature 1 / 2inch thread and of 8x50mm, ensuring reliability and long last use in various applications Suitable for engineers, technicians, and enthusiasts who require precise temperature in industrial or laboratory setting Enhances the accuracy of your temperature measurements with our 2piece stainless steel immersions sleeve, designs for optimal with temperature sensors With its robusts construction and precise designs, this immersions sleeve set is essential tool for anyone look to maintain optimal temperature control in their projects, Manufacturer: TFAOYS