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Tapping Collets Chuck Sets For Electric Tapping Machines
This unit is consisted of chuck and tap collet.
The chuck has installed compensating device for thread pitch.
There are two different tap collets,one with overload protection and one without.
When using the tap collet with overload protection,the protection device can automatically release to avoid tap-break.Just adjust nuts and you can get the different release torque quickly and conveniently.
