The Wera 7770 insertable open-end wrench is a high-quality tool specifically designed for use with hexagonal screw heads and nuts. With a wrench size of 7 mm and a socket of 9x12 mm, this open-end wrench is ideal for use in combination with Click-Torque X series torque wrenches. Made from robust chromium-vanadium steel (Cr-V) and featuring a chrome-plated surface, it offers both durability and corrosion resistance. The wrench is a single piece and weighs only 45 grams, making it lightweight and easy to handle. The precise workmanship and high quality of the materials ensure reliable performance in various applications.

• Made from chromium-vanadium steel for high strength and durability
• Chrome-plated surface for additional corrosion protection
• Compatible with Click-Torque X series torque wrenches
• Lightweight design at only 45 grams for easy handling.