Crack Key 12mm WorkPro WP273129 is a tool that is made of high quality materials and perfectly fit for various mechanical work. It is an instrument that is ideal for use in the corner key, narrow and accessible places on the 12mm size. The grass mechanism provides easy cycle and high torque power in hard work. It can be easily used with ergonomic design and is durable for a long time. WorkPro WP273129 is the perfect choice for both home repair and industrial affairs. This key, which provides high grip and continuity, is ideal for making your work faster and more effective.