- Adjustable Gap Width: This versatile wrench allows for precise adjustment of door gaps by simply turning left or right, accommodating various door types and hinge configurations. - Durable Construction: Crafted from high-quality steel, this wrench is engineered for regular use without bending, ensuring long-lasting performance. - Ideal for Flag Hinges: Specifically designed for cleanroom doors, security doors, and standard doors with flag hinges, it guarantees proper alignment and functionality. - User-Friendly Design: With an ergonomic grip, this tool simplifies hinge adjustments in tight spaces or challenging installations, making it easy for anyone to use. Applications: 1. Adjusting security doors in commercial buildings to ensure optimal sealing and functionality. 2. Fine-tuning cleanroom doors to meet stringent operational standards for contamination control. 3. Installing standard residential doors with flag hinges to achieve perfect alignment and ease of use.