- Constructed from high-speed steel, this metric thread cutting tool set is built for durability and versatility, making it an essential addition to your toolkit. - Ideal for a wide range of applications, including engine repairs and construction machinery maintenance, this threading tool set is perfect for both automotive and machinery tasks. - The handle is made from robust bearing steel, while the chuck features high-quality alloy steel, ensuring strength and reliability in various uses such as bicycle repairs, furniture assembly, and machine manufacturing. - This high-speed steel T-type wrench set is specifically designed for efficiently cutting threaded screws, providing precision and ease of use for any user. - Whether you are working on a vehicle engine, assembling furniture, or manufacturing machinery components, this tool set delivers exceptional performance and compatibility across multiple tasks. - With its reliable construction and practical design, this threading tool set stands out for its ability to meet the demands of both professionals and DIY enthusiasts alike.