●Lineup of CBN tool with long neck applicable to deep milling，available 25 sizes in total．
●Enables milling more deeply by long under neck length up to 10mm.
●Enables wider application for milling by long neck in addition to long life and accurate finishing．
●Standardized in R0．05 at smallest．
●Unique flute design with R-accuracy ±0．003 prevents chipping!