【Product Overview】 This 5-piece Torx socket set is designed for removing bolts with stripped threads. It specifically includes sizes 17mm, 19mm, 21mm, and 22mm, making it suitable for various applications. 【Material and Durability】 Made of high-quality Cr-Mo material, it is highly durable and can withstand long-term use. It is also suitable for professional work. 【Storage Case】 Comes with a convenient storage case for easy carrying and storage. It allows for organization and quick access when needed. ・Sizes: 17, 19, 21, 22mm ・Outer Diameter: 24, 27, 30, 31mm ・Overall Length: 50mm ・Drive Size: 1/2" ・Weight: 750g The 22mm size has been used once and shows signs of use as shown in the image. The other sizes are unused. Thank you for viewing.