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DDJNR/L
DDJNR/L Series = Double Clamp D Type
Sumitomo SEC External Toolholder
As a pioneer of indexable insert tools, and after being the first in Japan to sell indexable insert holders in 1959, and cam-lock type over the following years, Sumitomo has accumulated constantly, developing many improvements over a long history of 50 years, and delivered many various "SEC tools". Currently we offer a variety of different configurations according to various applications.
Features:
* Insert fracture resistance improved due to a more stable clamping method
* Dimensional accuracy improved by high-index accuracy
* Insert exchange operation possible from the back side
* Optimal toolholder for highly efficient, interrupted and hard hardness materials cutting
