10-Piece #40 ER-40 Spring Collet Chuck Set Accuracy .0005" New

This 10-piece #40 ER-40 spring collet chuck set is designed for precision machining and tool holding applications. It offers reliable accuracy and secure grip for various milling and drilling tasks.

• Includes 10 pieces for versatile tool holding
• #40 ER-40 collet chuck compatible with standard machines
• High accuracy with a tolerance of .0005"
• Spring collet design ensures firm and consistent grip
• Ideal for milling, drilling, and precision machining

This is an aftermarket part, not OEM. Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.