Description:
14pcs ER20 1/16 Inch to 1/2 Inch Spring Collets Set For CNC Engraving Milling Lathe Tool
Specification:
| Model |
ER20 |
| Material |
Spring Steel |
| Precision |
<0.015 |
| Gripping Range |
1/16",3/32",1/8",5/32",3/16",7/32"1/4",9/32",5/16",11/32",3/8",13/32",7/16",1/2" |
| Upper Diameter |
28 mm |
| Bottom Diameter |
25 mm |
| Height |
34 mm |
| T.I.R. |
0.0003" or 5um. |
Suitable For: Boring, milling, drilling, tapping, engraving, CNC, spindle machines, and other processing
Ground roughness is Ra0.4 Microns, plus overall fine polish.
Features:
1.Durable and practical.
2.Special angled slots increase rigidity.
3.Protects tool holder from contaminants.
4.Better overall balance of tool holder assembly.
5.Use with any standard ER collet chucks for coolant-thru tool applications.
Package Included:
14 x ER20 Collets
Note:
Manual measuring, please allow 1 ~ 2 cm error,thank you.
In order to make all collets running true, on your side, make sure your machine spindle and chuck holder running true; on my side, I'll make sure all those collets running in tenth.
More Details:
