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.
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ER Mini Nut Feature
• Narrow nut for better clearance!
• Balanced to 25,000 RPM at G2.5
• 0.0001" runout from taper to pocket
• Individual lab certification included
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 BT ER Mini Nut Holders. |
BT ER Mini Nut Holders
Part No. |
Description |
L1 |
D |
Collet |
Max. Shank |
Set Screw |
Wrench |
16304 |
BT 30 x ER 11M-100" |
3.93" |
.63" |
ER11 |
.275" |
6081 |
4621 |
16308 |
BT 30 x ER 16M-70" |
2.75" |
.87" |
ER16 |
.406" |
6083 |
4622 |
16312 |
BT 30 x ER 16M-120" |
4.72" |
.87" |
ER16 |
.406" |
6083 |
4622 |
16314 |
BT 30 x ER 20M-100" |
3.93" |
1.102" |
ER20 |
.512" |
6087 |
4623 |
16318 |
BT 30 x ER 20M-150" |
5.90" |
1.102" |
ER20 |
.512" |
6087 |
4623 |
16321 |
BT 40 x ER 11M-70" |
2.75" |
.63" |
ER11 |
.275" |
6081 |
4621 |
16324 |
BT 40 x ER 11M-150" |
5.90" |
.63" |
ER11 |
.275" |
6081 |
4621 |
16325 |
BT 40 x ER 16M-70" |
2.75" |
.87" |
ER16 |
.406" |
6083 |
4622 |
16328 |
BT 40 x ER 16M-150" |
5.90" |
.87" |
ER16 |
.406" |
6083 |
4622 |
16330 |
BT 40 x ER 20M-100" |
3.93" |
1.102" |
ER20 |
.512" |
6087 |
4623 |
16332 |
BT 40 x ER 20M-150" |
5.90" |
1.102" |
ER20 |
.512" |
6087 |
4623 |
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