14pcs ER20 1/16 Inch to 1/2 Inch Spring Collets Set For CNC Engraving Milling Lathe Tool

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14pcs ER20 1/16 Inch to 1/2 Inch Spring Collets Set For CNC Engraving Milling Lathe Tool
Excl. Tax: $42.23 Incl. Tax: $52.79

Availability: Available to order

Delivery time 1 - 2 weeks

14pcs ER20 1/16 Inch to 1/2 Inch Spring Collets Set For CNC Engraving Milling Lathe Tool
Description

Details

Description:
14pcs ER20 1/16 Inch to 1/2 Inch Spring Collets Set For CNC Engraving Milling Lathe Tool
 
Specification:

Model ER20
MaterialSpring Steel
Precision<0.015
Gripping Range1/16",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 Diameter28 mm
Bottom Diameter 25 mm
Height34 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.
 
Quantity: 14pcs / Set
 
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.
 
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