Four Pack ER11-A Collet Nut M14 Clamping Nuts For CNC Milling Chuck Holder Lathe Tough-As-Nails Cast Steel With Strong Clamping Force Precision CNC Tooling For Milling And Turning Projects

Four-Pack ER11-A Collet Nuts with M14 Thread for CNC
✔️ 4 pcs ER11-A collet nuts, 9 mm hole, 19x14 mm, M14 thread

ER11-A collet nuts are cast steel clamps used to secure ER-type tool holders on milling machines and lathes. They deliver strong clamping force and feature a self-release design to prevent tools from sticking in the holder. Ideal for CNC milling, turning, and other precision metalworking tasks where reliable tool retention matters.

✅ Material: Cast steel
✅ Clamping type: ER11-A nut, M14 thread
✅ Hole diameter: 9 mm (0.35"), Overall size: 19x14 mm (0.75" x 0.55")
✅ Hex width: 17 mm (0.67")
✅ Self-release design prevents tools from sticking in holder
✅ Pack of 4 nuts included

💡 What is a pillow block bearing used for in machining? A handy overview of its common roles.
- Supports rotating shafts in machines and tool setups to maintain alignment
- Reduces friction and wear, extending bearing life
- Handy in CNC mills and lathes for secure, quick mounting