 
            ER20 Metric Collets
All ER Metric Collets Feature
- 
Average .0002" T.I.R. 
- 
Collapse range: .039" 
- 
Use with PowerCOAT nut for best holding power and cutting tool life. 

 
            All ER Metric Collets Feature
Average .0002" T.I.R.
Collapse range: .039"
Use with PowerCOAT nut for best holding power and cutting tool life.
