DocumentThis ER collet is used for CNC milling lathe tools and work holding engraving machines.Collet must be placed into collet chuck nut before inserting into collet chuck.Specifications:Model: ER40Clamping Diameter: 1/2-inchMaterial: 40Cr SteelPrecision: 0.015mm / 0.0006-inchTotal Height: 46mm / 1.81-inchOuter Diameter(Max): 41mm / 1.61-inchPackage Includes: 1 x Spring Collet

ER40 Spring Collet 1/2" Chuck for CNC Engraving Machine Lathe Milling Tool
- This ER collet is used for CNC milling lathe tools and work holding engraving machines.
- Collet must be placed into collet chuck nut before inserting into collet chuck.
Specifications:- Model: ER40
- Clamping Diameter: 1/2-inch
- Material: 40Cr Steel
- Precision: 0.015mm / 0.0006-inch
- Total Height: 46mm / 1.81-inch
- Outer Diameter(Max): 41mm / 1.61-inch
Package Includes: