The Tapmatic COL-ER is a high-performance collet designed for tapping applications, specifically for tap size #40 with a capacity of 1-1/8". This collet ensures a secure fit and precise alignment, making it ideal for use in various tapping machines. Constructed from durable materials, it offers excellent resistance to wear and tear, ensuring long-lasting performance. The collet's design allows for quick tool changes, enhancing efficiency in any workshop environment. Its compatibility with standard tap sizes makes it a versatile choice for both industrial and hobbyist applications.