Crafted from high carbon steel for durability and strength, it features a comfortable grip handle to reduce fatigue and fine machining With two different opening sizes to accommodate common dimensions, this versatile tool simplifies DIYer repairs and enhances user convenience for quick, secure adjustments This double opening floor heating manifold wrench is engineered for repair and in underfloor heating systems, ensuring good and leak Ideal for professional heating engineers, technicians, DIYer homeowners, and enthusiasts who maintain or install residential underfloor heating setups Perfect for home heating repairs, installation site, and routine maintenance scenarios, providing efficient handling in various heating systems tasks, Manufacturer: ZYOUQI