The thread repair tool kit is designed to be user-friendly and efficient. The high-speed steel tools are easy to handle and provide precise control during the repair process. The inserts are designed to withstand high stress, ensuring that repaired threads are as strong as the original. This kit is an essential tool for maintaining and repairing automotive components. Features -Color:Assorted Color -Material:High Speed Steel -Size:13.50X3.50X1.00cm/5.31X1.38X0.39in(Curved hook) -Size:10.00X0.60X0.60cm/3.93X0.24X0.24in(Long drill) -Screw thread:M6 x 1 - durability: constructed from highspeed steel, this tool set is built to withstand rigorous use -Automotive repair kit: for automotive repair tasks, making it an essential tool for any car maintenance job -Effective thread restoration: provides a dependable solution for repairing threads, ensuring a strong and secure fix -Easy to operate: features a userfriendly design, making thread repairs simple and straightforward for all users -high speed steel quality: made with high speed steel materials to have the repair results and extended tool life Package list: 4 x Thread Repair Tools 25 x Screw