Comprehensive Set: Ensures ample supplies for maintenance or emergencies. Each key is crafted for durability and ease of use, making them essential tools for home heating systems. Designed for Convenience: Features easy operation and pre-drilled holes for simple storage. Portable and lightweight, these keys can be easily carried or hung, reducing the risk of loss and ensuring they are always within reach when needed. User-Friendly Operation: Effortlessly bleed radiators with these precision-engineered keys. Suitable for quick heating adjustments, the keys fit easily into radiator valves, allowing for efficient air release and optimal heating performance. Versatile Use: Ideal for a variety of applications, these radiator bleed keys are perfect for maintaining your heating system and fit multiple types of valves, making them a versatile addition to your toolkit. Color: Silver Material: Metal Package Contents: 1 x Heater radiator valve wrench 5 x Exhaust valve key Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement may have an error of +/- 1-3 cm.