2pcs ER20 Collet Clamping Nuts for CNC Milling Chuck Holder Lathe For A wrench

Lot of 2 New ER20 Collet Clamping Nuts for CNC Milling Chuck Holder Lathe

This collet nut is a great replacement for the broken part, fit most tool holders.
Precision ground and hardened.
Product Name : Collet Nuts
Model : ER20A
Package : 2 x Collet Nut