7pcs 1-7mm ER11 Spring Collet For CNC Workholding Engraving & milling Lathe Tool

This is a Precision Collets For Professionals And Hobbyists Demanding Ease Of Operation And High Quality Work Results.
Hardened and precision ground.
Built in self-Release design and tools will never get stuck in holder.
Style: ER11
Color:silver gray
Material: Carbon steel
Total height: 18mm
Outer diameter(Max): 11.5mm
Gripping Range: 1MM to 7MM (1mm,2mm,3mm,4mm,5mm,6mm,7mm)
Fits metric shank size(s): For example,1mm Collet Fits 1mm metric shank,2mm Collet Fits 2mm metric shank.
Package Included:
7x ER11 Collets
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.