The 15PC M12 x 1.25 Thread Repair Tool Stainless Helicoil Wire Insert Kit is a comprehensive thread repair kit designed for automotive use. This kit includes 15 pieces of stainless steel wire inserts to repair damaged threads, ensuring a durable and secure repair. With a system of measurement in metric units, this tool is perfect for mechanics and car enthusiasts looking to maintain the integrity of engine threads. The high-quality materials and precise measurements make this kit a valuable addition to any workshop or tool collection.