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Techniks Tool Holding Systems    ER MINI-NUT & STRAIGHT SHANK EXTENSIONS 

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MINI-NUT ER Straight Shank Extensions

  Related Items:
ER HS Mini Nuts
ER Bearing Nuts

Extension length should not exceed a 4:1 ratio of length to diameter.  For example, a 1/2" shank should not extend more than 2" in front of the holder.  This is true only for applications where the extension is rotating.


Part No. C d I1 L I2 D d Buy Now Wrench Nut Type
04889 3/8" ER 8M 100mm 124mm 24mm 12mm ER8

 Add to cart

04620 M
04891 1/2" ER 11M 140mm 166.5mm 26.5mm 16mm ER11 Add to cart 04621 M
04893 5/8" ER 11M 140mm 158.5mm 18.5mm 16mm ER11 Add to cart 04621 M
04895 1/2" ER 16M 140mm 177mm 37mm 22mm ER16 Add to cart 04622 M
04896 3/4" ER 16M 140mm 165mm 25mm 22mm ER16 Add to cart 04622 M
04892 1/2" ER 20M 140mm 140mm 26.5mm 16mm ER20 Add to cart 04623 M
04894 3/4" ER 20M 140mm 180mm 40mm 28mm ER20 Add to cart 04623 M
04897 1" ER 20M 140mm 168mm 28mm 28mm ER20 Add to cart 04623 M
04898 3/4" ER 25M 100mm 149mm 49mm 35mm ER25 Add to cart 04624 M
04888 1.0" ER 25M 140mm 190mm 50mm 35mm ER25 Add to cart 04624 M

For prices, click item "Add to Cart" icon or call 888-849-8034


ER Straight Shank Extensions

ER collet chucks handle a wide range of machining jobs without having to buy new tool holders. Simply choose the right size collet for the job, set tool depth, and tighten the collet nut and pull stud to the proper torque using a torque wrench and tightening fixure.


Features

"Power Coat" nut included with each

0.0001" runout from shank to pocket

Precision ground for best T.I.R.
 

Techniks tool holders are manufactured to the highest possible standards to extend perishable cutting tool life and improve CNC machine performance.

Collets are available for: drilling, milling, coolant thru, and high-speed applications. Special DNA Dead Nuts Accurate collets are used for small drills (6mm and smaller) to maintain T.I.R. at those sizes.

Use "Power Coat" nuts to increase the holding power and safety of your tool holders. High holding power extends cutting tool life and improves surface finish.

Refer to the chart below to order ER Straight Shank collet chuck tool holders.
 
 

ER Straight Shank Tool Holders

Part No. Description
C
L
I1
I2
D
Buy Now
Set Screw
Wrench
Nut Type
04851 16mm x ER 11A-140mm
16mm
174.5mm
140mm
21.6mm
19mm
 Add to cart
-
04608
hex
04855 1/2" x ER 11A-140mm
1/2"
174.5mm
140mm
21.6mm
19mm
 Add to cart
-
04608
hex
04854 5/8" x ER 11A-14-0mm
5/8"
174.5mm
140mm
21.6mm
19mm
Add to cart
-
04608
hex
04832 5/8" x ER 16A-60mm
5/8"
95.1mm
60mm
35.1mm
28mm
Add to cart
-
04609
hex
04834 3/4" x ER 16A-50mm
3/4"
85.1mm
50mm
35.1mm
28mm
Add to cart
06083
04609
hex
04835 3/4" x ER 16A-100mm
3/4"
135.1mm
100mm
35.1mm
28mm
Add to cart
06083
04609
hex
04856 3/4" x ER 16A-140mm
3/4"
175.1mm
140mm
35.1mm
28mm
Add to cart
06083
04609
hex
04836 3/4" x ER 20A-2.5"
3/4"
100mm
2 1/2"
38mm
34mm
Add to cart
06083
04610
hex
04881 3/4" x ER 20-180mm
3/4"
220mm
180mm
40mm
28mm
Add to cart
06083
04610
hex
04858 1" x ER 20A-140mm
1"
180.5mm
140mm
40.5mm
34mm
Add to cart
06083
04610
hex
04837 1" x ER 25-50mm
1"
101mm
50mm
51mm
42mm
Add to cart
06089
04615
slotted
04817 1" x ER 25-50mm
1"
101mm
50mm
51mm
42mm
Add to cart
06089
04615
slotted
04818 3/4" x ER 32-100mm
3/4"
146.5mm
100mm
47mm
50mm
Add to cart
06083
04616
slotted
04839 3/4" x ER 32-50mm
3/4"
97.1mm
50mm
47mm
50mm
Add to cart
06089
04616
slotted
04839-140 1" x ER 32-140mm
1"
191.5mm
140mm
51.5mm
50mm
Add to cart
06083
04616
slotted
04843 1 1/4" x ER 32-60mm
1 1/4"
111.5mm
60mm
51.5mm
50mm
Add to cart
06089
04616
slotted
04841 1" x ER 40-50mm
1"
115mm
50mm
65mm
63mm
Add to cart
06083
04617
slotted

For prices, click item "Add to Cart" icon or call 888-849-8034.

Double-Ended Collet Holder (for CNC Swiss style machines) 

04801-DE

3/4" x ER 11M - 2.5" double-ended

 Add to cart

04802-DE

3/4" x ER 11M - 3.35" Double-Ended

Add to cart

04803-DE

3/4" x ER 11M - 4.0" double-ended

Add to cart

04804-DE

3/4" x ER 11M - 5.0" double-ended

Add to cart

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