In machining and manufacturing environments, accuracy and reliability are essential for achieving high-quality results. Workholding devices play a critical role in ensuring stable and precise operations, and among them, the 3 jaw chuck remains one of the most widely used tools. Known for its self-centering capability and ease of use, it is favored in lathe operations, CNC turning, and general machining. However, to maintain peak performance and extend its service life, proper handling and maintenance practices are crucial. This article explores the best techniques for operating and maintaining a 3 jaw chuck, while also comparing its use with other workholding devices like the Collet Chuck.