Three Eighths Inch Collet Set For CNC Engraving Machines And Milling Lathes And Engraving Tools Pro Grade Spring Collet Kit With High Precision Made From 74Mn Spring Steel Hardened And Ground For Ultra Low Runout Wear Resistant And Rock Solid Tool

Single 3/8 in ER-41 Precision Collet for CNC Milling
✔️ 1 x CNC ER-41 precision collet for ER holders, ready to use

This 3/8 inch ER-41 precision collet is designed to fit ER tool holders and is widely used in CNC milling, engraving machines, and machining centers for precise clamping during drilling, milling, boring, and tapping operations.

✅ Material: 74Mn spring steel, quenched and hardened for high wear resistance and heat tolerance.
✅ Precision: less than 0.024 mm.
✅ Compatibility: works with ER tool holders, shanks, and extension nuts for secure mounting.
✅ Size: Hole diameter 3/8" (9.53 mm); Height 1.57" (39.88 mm); Outside diameter 1.3" (41 mm).
✅ Package: 1 x CNC ER-41 Precision Collet.

💡 What is a precision collet used for in CNC milling and engraving? This handy tool secures cutting tools with high accuracy.

- High gripping accuracy reduces runout and vibration - Works with ER tool holders for quick changes - Provides stable tool positioning for consistent results - Common in milling, drilling, and engraving operations ✝️