CAT40-ER20-4 Inch Tool Handle Collet Suitable for CNC Engraving Machine Milling Machine 4 Pieces

Feature:
The tool handle collet is made of high-quality steel, which is sturdy and durable
Suitable for cnc Engraving Machine Milling Machine
The collet is mainly used for clamping straight shank tools

Specification:
Collet model: cat40-er20
Collet length: 4 inch
Collet thread: 5/8 inch - 11
Precision: 0.0001-0.0002"

Package includes:
4 x cat40-er20-4 Inch Tool Handle Collet