1、Versatile Set: This collet set includes 5 collets, catering to your diverse needs, suitable for clamping grinding heads on various grinding machines. 2、Secure Grip: The four jaw construction provides excellent contact and strong grip, ensuring stability and accuracy during use. 3、Premium Material: These spring collets are made of high carbon steel, ensuring durability, stability, and consistent performance. 4、Wide Compatibility: This set is compatible with most rotary tools used in hardware, hobbies, and home applications, making it versatile for repair and grinding tasks. 5、Multi Usage: Widely used in machining centers, CNC grinding machines, engraving machines, high speed machines, and more, these collets are essential tools for precise machining.