Collet Clamping Nut for CNC Milling Chuck Holder Lathe ER16 A&M Type M19*1.0 Black

Features: This collet nut is a great replacement for the broken part, fit for most tool holders. Made of premium steel, it it high hardness and durable. Strong clamping force and not easy to deform. AM type nut for ER collet milling CNC chuck holder. Suitable for ER type tool handle, tool shank, extension bar nut holding drill bit, boring cutter and other tools. Specification: Material: 42crMo steel Size:2*2*2cm Weight: Approx.21g~37g 0.7oz~1.3oz Package List: 1 * Clamping Nut Note: Please allow slight error due to manual measurement. Thanks for your understanding..This collet nut is a great replacement for the broken part, fit for most tool holders. Made of premium steel, it it high hardness and durable. Strong clamping force and not easy to deform. AM type nut for ER collet milling CNC chuck holder. Suitable for ER type tool handle, tool shank, extension bar nut holding drill bit, boring cutter and other tools.