Specifications

ER COLLET: 
-Material : SUJ2 
-Standred : DIN6499 
-Power clamping ability,high accuracy. 
-Used for milling,drilling. 

 

High Precision ER Collet ER20

 

-Power clamping ability,high accuracy.
-Used for boring,milling,drilling.

 

Features:

1.Runout of our ER collet are within 0.05mm, 0.1mmm, 0.2mm.
2. ER40 

3.Made of high quality steel:SUJ2

4.Clamping range from 3.0mm up to 7mm

5.Vacuum carburizing heat.

6.Packing:inner packing is plastic box,the outer packing is cartons.

7.We normally supply two kinds of accuracy: first accuracy 0.015mm,second accuracy 0.01mm. The highest accuracy is 0.005mm.

 

Advantages:

 1.Vacuum carburizing heat, improve the hardness and endurance of the surface.

 2.Cleaness better,Accuracy stable,Surface more smooth,Feel comfortable,Appearance nice.

 3.Non-standard holes can be customized.

 4.Used for boring, milling, drilling, tapping, grinding and engraving operation etc.

 

 

Product Show:

 

Metric Size :

Code No.	D	L	d
S-ER11	11.5	18	3,3.5,4,4.5,5,5.5,6,6.5,7
S-ER16	17	27	3,4,5,6,7,8,9,10
S-ER20	21	31	3,4,5,6,7,8,9,10,11,12,13
S-ER25	26	35	3,4,5,6,7,8,9,10,11,12,13,14,15,16
S-ER32	33	40	3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20
S-ER40	41	46	4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26

 

Inch Size:

Code No.	D	L	d
S-ER11	11.5	18	1/8,3/16,7/32,1/4
S-ER16	17	27	1/8,3/16,7/32,1/4,5/16,11/32,3/8
S-ER20	21	31	1/8,3/16,7/32,1/4,5/16,11/32,3/8,13/32,7/16,1/2
S-ER25	26	35	1/8,3/16,7/32,1/4,5/16,11/32,3/8,13/32,7/16,1/2,17/32,9/16,5/8
S-ER32	33	40	1/8,3/16,7/32,1/4,5/16,11/32,3/8,13/32,7/16,1/2,17/32,9/16,5/8,21/32,11/16,3/4,25/32
S-ER40	41	46	1/8,3/16,7/32,1/4,5/16,11/32,3/8,13/32,7/16,1/2,17/32,9/16,5/8,21/32,11/16,3/4,25/32, 13/16,27/32,7/8,15/16,31/32,1

 

 

P.S:

we are offering a large selection of Metric and Inches HIGH PRECISION CNC Spring Collets in ER Style. All spring collets are inspected for quality & 100% accuracy. Standard 0.005" T.I.R. 

The high precision spring collets allow to reduce the vibrations on the tools and motors, assure better results and prolong the life of the tools and electrospindles. The high precision spring collets used on Amana Tool's high precision toolholders give you the very best performance