Silicone Gun, Semi-Closed – Steel, Blue Professional semi-closed silicone gun made of durable steel, designed for long-lasting performance and reliability. The strong metal frame ensures maximum stability during application, while the precise trigger mechanism allows smooth and even silicone dispensing without dripping or clogging. Ideal for construction work, installations, sealing, and repair tasks in both indoor and outdoor environments. Its ergonomic design and blue finish make it practical and comfortable for everyday use