Description: High-quality material: Made of high-quality carbon steel, with a flexible spring steel shaft, strong and durable. Unique design: Spring-loaded ball pawl locks to prevent parts from sliding into the machine with square drive radius corners to reduce the wear of tools and sleeves. Flexible function: Rely on bent extensions to quickly loosen bolts and nuts, suitable for areas that cannot be reached by conventional screwdrivers. Multiple sizes: including three sizes, 1/4(6.35mm), 3/8(10mm) and 1/2(12.5mm). Wide range of applications: Suitable for all manual applications of ratchets, and an important addition to any toolbox. Specification: Type:Flexible Extension Bar Material:Carbon Steel Size Chart: 1/4: 15cm/5.91inch 3/8: 19.5cm/7.68inch 1/2: 24.5cm/9.65inch Package Includes: 3x Flexible Extension Bar(3 Pack) Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!