🔧 Key to Effortless Plumbing Solutions! Designed with a 5x5mm square hole, ensuring compatibility with most radiators. Features 2 pre-drilled holes for hassle-free storage and portability. Ideal for faucets and various valve types, making it a must-have tool. Crafted from premium zinc alloy, these keys resist bending and breaking. Includes 6 durable radiator valve keys for all your plumbing needs. Compact size 6 keys included Zinc alloy material The TOYMIS 6Pcs Radiator Valve Keys set includes six robust keys made from durable zinc alloy, designed for easy operation on radiators and faucets. Each key features a 5x5mm square hole and is compact for convenient storage and portability, making it an essential tool for any plumbing task.