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10pcs ER20 4-13mm Spring Collet Chuck Set For CNC Milling Machine Engraving Lathe Tool

10pcs ER20 4-13mm Spring Collet Chuck Set For CNC Milling Machine Engraving Lathe Tool

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Description:
10pcs ER20 4-13mm Spring Collet Chuck Set For CNC Milling Machine Engraving Lathe Tool
 
Specification:
Material: Spring Steel
Model: ER20
Accuracy: 0.015mm (0.0006 ")
Gripping range: 4 to 13mm (4mm / 5mm / 6mm / 7mm / 8mm / 9mm / 10mm / 11mm / 12mm / 13mm)
Height: 31.5mm / 1.24 "
OD: 21mm / 0.82 "
Overall Quantity: 10pcs






Features:
- 10pcs / set ER20 spring clamping set for CNC Workholding engraving and milling lathe tool.
- Includes 4mm / 5mm / 6mm / 7mm / 8mm / 9mm / 10mm / 11mm / 12mm / 13mm, which can meet your need.
- Made of high quality 65Mn spring steel, stable in performance.
- Clamping force, good elasticity, high precision, wide clamping range!
- Widely used, boring, milling, drilling, silk attack, sculpture, CNC, and other processing.
- Use with any standard ER chuck for cooling tool applications.
- Each collar is well packaged in a separate protective container with label.
 
Note:
The collar must be placed in the clamping nut before inserting it into the chuck.
 
Package Included:
10pcs x ER20 Collets
 
Notice: 
1.Please allow a bit error due to manual measurement. please make sure you do not mind before you bid.
2.The color may have different as the difference display, pls understand.
 
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