The Tenacity number 5 flux power x 100 gram tub is a high-quality metalworking product manufactured by Johnson Matthey in the United Kingdom. This product is designed to provide superior flux power for metalworking applications, ensuring optimal results and efficiency. With a convenient 100 gram tub size, this flux is perfect for precision engineering and CNC machining processes, making it a valuable addition to any workshop or manufacturing facility. Trust in the brand and quality of this product to enhance your metalworking capabilities.