1、Main Purpose: Experience effortless tightening and loosening with this torsion wrench exchange head made of chromium vanadium steel, greatly improve work efficiency. 2、Extra Large Opening: The adjustable wrench head features an extra large opening, allowing you to tackle a wide range of tasks with ease, which has a wide range of application. 3、Precise Scale: The convenient scale on the wrench head ensures accurate measurements, making it easier to achieve the desired torsion level, which is efficient and practical. 4、Convenient Use: With its user friendly and compact design, disassembling and installing the adjustable wrench head is a breeze, allowing for quick maintenance and cleaning. 5、Easy Assembly: With 14x18mm square port, this wrench head is designed for easy assembly, ensuring that you can quickly switch between different torsion wrench heads as needed. Item Type: Wrench Exchange Head Material: Chromium Vanadium Steel 1 x Wrench Exchange Head