The Performance Tool W30979 screwdriver is an essential addition to any tool kit. Featuring a 6" (150mm) flexible shaft, this screwdriver makes it easy to access tight and confined spaces with ease. The 1/4-inch drive quick release bit holder head allows for quick and easy bit changes, without the need for additional tools. With a strong and flexible shaft, the W30979 screwdriver offers excellent durability and flexibility, making it suitable for various applications. This screwdriver also features an ergonomic non-slip molded grip, providing improved comfort and control, which helps to reduce hand fatigue during use. Additionally, the US Patented Design of the W30979 screwdriver ensures that you are getting a high-quality and unique tool that stands out in your tool kit.