CNC tools offer better productivity and flexibility when doing machinist work, and the collet is a device that holds an object firmly in place, creating a collar around the object. This tool allows the object to be precisely worked, making accurate and efficient shaping and modifying of the object. The CNC tool holder keeps all the collets, ER collet, and retention knobs in one convenient location until they are needed. You can find CNC tool holders and end mill holders that will help you do the best job possible in your machine shop so your clients will be pleased with the results.