The thread insert kit thread repair kit is a must-have tool set for repairing M7 threads. Specifically designed for the automotive repair industry, making it convenient to fix thread damage problems. Made from rubber and iron materials, this thread repair kit is and reliable. Features -Color:Assorted Color -Material:Rubber, iron -Size:13.50X3.00X1.00cm/5.31X1.18X0.39in -Size:10.10X0.60X0.60cm/3.97X0.24X0.24in -Size:11.00X0.70X0.70cm/4.32X0.28X0.28in -Size:7.00X0.70X0.70cm/2.75X0.28X0.28in -Size:0.80X0.80X0.70cm/0.31X0.31X0.28in -Threaded repair inserts kit is designed specifically for repairing M7 threads. -The thread repair kit is specifically designed for use in the automotive repair industry. -Made from strong iron and rubber materials to assure durability and reliability. -User-friendly design makes it suitable for both professionals and diy enthusiasts. -The threaded repair kit can meet different needs, suitable for both professional and amateur mechanics. Package list: 1 x set of thread repair kit