The COL ER(656) ER40 collet is designed for precision work with a gripping capacity of 7/8 inch. Manufactured by Field Tool Supply, this collet is made from high-strength materials to ensure long-lasting performance. Its ER40 design allows for compatibility with various CNC machines, enhancing its utility in different machining applications. The collet's dimensions are optimized for a secure hold, providing stability during milling and drilling tasks. Meeting industry standards for quality, it is an essential tool for professionals in the machining field.