1/2"x 4" projection Shrink Fit CAT40 end mill holder Germany KELCH G2.

1/2"x 4" projection Shrink Fit CAT40 end mill holder Germany KELCH G2.5/25000RPM

Germany KELCH brand Shrink Fit, Shrinker CAT40 end mill holder

ID diameter: 1/2"

Holding portion largest OD diameter: 1.25"

Gage Length: 4" longer length.

* Maximum 0.0002" TIR or better.

* Balanced to G2.5/25000RPM.

* 360 degree tool grip along the entire length of bore resulting in an evenly distributed clamping force and superior concentricity.

* Ideal for end milling, drilling and other critical rotary tool applications.

* No need wrenches, Collets, set screws and other accessories.

* Coolant thru.

* 5/8"-11 thread.