bt30 ER Collet Chuck Tool Holders Precision

This video explains the main functions and practical uses of BT30-ER collet chuck tool holders in a clear, step-by-step format. You'll see how to properly assemble these precision holders with ER collets for milling cutters, drill bits, and taps, learn the correct usage procedure from insertion to tightening, and understand the importance of using dedicated wrenches and optional precision balancing for high-speed applications.