DETa-1 Collet Holder

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Both large collapsibility and precise chucking achieved by the pull collet design.

Slim and compact
Slim and compact without the nut at the tip and minimize interference with work-piece and jig fixture.

Fewer collet types means easier collet management .
With their optimal collapsibility, these collets make it possible to reduce the number of collets you need by 90%, compared to our former products.

Highest guaranteed accuracies throughout entire chucking range (100% inspection).
Accuracy is guaranteed even using collapsibility.

Multiple coolant systems
The spindle-through feature can be used whether the cutting tool has oil holes or not.

>>details for coolant-through system
>>Cutter life comparison when using cutter-through coolant and external coolant
Pre-balanced design (DTE type)
The collet holder is pre-balanced by previously designing the holder to be as axisymmetrical as possible. When used with the precision collet, it enables stable machining during highspeed machining.

3 types for the purpose

DETa-1 Collet

Coolant-through system

Dimensions/ Drawing Data download
Cutting data



























































