The Grex GFC01 Finish Fuel Cells – 4 Pack is designed to deliver dependable power for your Grex finish nailers. Each fuel cell is engineered to provide consistent and long-lasting performance, ensuring that your nailer operates smoothly and efficiently. Whether you’re working on a professional construction project or a DIY home improvement task, these fuel cells are essential for achieving precise and reliable results. The pack includes four fuel cells, offering extended usage and convenience. Trust Grex for quality and performance in every project.