1/8-1/2 Inch Collet ER20 Spring Collet Set for CNC Workbench Engraving and Milling Lathe Tools 12 Pieces

Specifications:
Model: er20
Precision: 0.0006 inch
Clamping range: 1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 1/2 inch

Feature:
For cnc workbench engraving and milling lathe tools
The collets are marked with dimensions for easy identification
The surface of the collet is precisely ground to achieve a precise fit
The chuck is alternately grooved from both ends, with strong grip

Package includes:
12 x spring collet