High rigidity toolholder
Double Clamp Series
D Securely clamps the insert with a single action
¢ Improved Clamping Rigidity
External Firmly clamp the insert in two directions with one action
Tighten the screw
(2) Force to pin down insert
(1) Force to pull in insert
¢ Achieving long Tool Life
By strongly clamping the insert in two directions, good contact between the shim and insert can be maintained, even with
high feed rates.
Along with improving the accuracy of the insert position, long tool life can be achieved.
l Comparison of shim and insert contact
Coating material is applied to the shim side of the insert, which is installed on the
Double Clamp toolholder. Compare the shim contact surface after tightening.
(DCLN) PS Chipbreaker Shim contact surface Shim contact surface
of double clamp of lever lock
Cutting edge side Cutting edge side
Lever Lock 8 NG
5 10 15 20 25 30 (Pass) The shape of insert Only a part of the
chipbreaker is shape of insert