The YT-03318 radiator round step key from Yato is a versatile tool specifically designed for the installation and maintenance of radiators. With a diameter range of 1/2 inch (12.7 mm) to 1-1/8 inch (28.6 mm), this key is ideal for various applications, including the assembly of external thread connections, heating valves, and other heating accessories. Made from high-quality CRV steel, the key offers high strength and durability, making it a reliable tool for professionals and DIY enthusiasts alike. The special shape of the key allows for easy handling and a secure fit on the corresponding components, thereby increasing work efficiency. Weighing only 0.26 kg and featuring a compact design, the key is also easy to transport and store.

• Made from high-quality CRV steel for durability and strength
• Suitable for external thread connections and heating valves
• Allows for easy handling due to its special shape
• Compact design for easy storage and transport.