4mm x80mm Shrink Fit BT40 metric end mill holder Germany KELCH G2.5/25000RPM
Description:4mm Germany KELCH brand Shrink Fit, Shrinker BT40 metric end mill holder
4mm(ID diameter) x 12mm(nose end diameter) x 80mm(Gage 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.
* 16mmx2 thread