This hexagonal wrench combines functionality and durability, making it a valuable tool for emergency exit devices. Its user-friendly design ensures smooth operation, while its sturdy build ensures long-term reliability. The expander key is nice for doors with hexagonal slots, providing a practical choice for both residential and commercial applications. Features -Color:Black -Material:Steel -Size:7.00X2.30X0.50cm/2.75X0.90X0.20in - : specifically crafted for adjustments, this wrench ensures accurate compatibility with push emergency exit devices -Portable design: lightweight and compact, expander key is easy to carry and store, making it a practical tool for emergency situations -Sturdy construction: made from high strength steel materials, this wrench offers durability and consistent performance under demanding conditions -Improved accuracy: hexagonal key wrench prevents slipping, ensuring precise adjustment and stable operation of emergency exit systems -Broad usability: suitable for diverse environments, including commercial buildings and public facilities, to meet various maintenance needs Package list: 10 x hexagonal key wrenches