The HELI-COIL PRODUCTS, INC. HEC-R513-13 offers a superior solution for restoring damaged threads to better-than-new condition. These high-quality, stainless steel inserts are designed for durability and reliability, minimizing the risk of future failures. The free-running design ensures easy installation, even in hard-to-reach areas, reducing labor costs and repair time. This six-pack provides cost-effective repair for multiple applications, reducing your overall maintenance expenses. Specifically engineered with a M14x1.25 thread size and " length, the HEC-R513-13 is ideal for a wide range of heavy-duty applications, including engine blocks, transmission housings, and other critical components. Choose the HELI-COIL PRODUCTS, INC. HEC-R513-13 and experience the difference that superior thread repair makes. Prevent costly breakdowns, reduce downtime, and maximize your fleet's efficiency with a product that is known for its quality and reliability. Invest in the HEC-R513-13 and safeguard your investment in your fleet today. FleetPride your partner for reliable solutions.