The R4649-12 HeliCoil M12x1.25 Metric Fine Thread Repair Inserts are a high-quality product from the trusted brand Helicoil. Made of durable stainless steel, these inserts are designed to repair and improve the thread strength in metric measurements. With a pack of 6 inserts, this product is perfect for various industrial and fastening applications where precise and reliable thread repair is needed. Trust in these inserts to ensure a secure and durable thread repair for your projects.