Specifically designed for fire doors, cleanroom doors, and security doors equipped with flag hinges, this wrench ensures proper alignment and functionality for these door types. This wrench offers the ability to easily adjust the width of doors by turning left or right, ensuring precise adjustments to suit different door types and hinge setups. The wrench is exceptionally sturdy and built to withstand regular use without bending or breaking The wrench simplifies the process of adjusting door hinges, even in tight spaces or challenging installations., Manufacturer: Ounfhtrttk