Roughing or finishing in small to medium size bores
General purpose fitted with rhomboidal positive inserts (80 degree angle) which are free cutting with strong cutting edges
The coolant hole with a diameter rang accordance to the bar size allows to cool the cutting edge and to flush chips
The insert is set with a 0 degree rake angle and an inclination angle
Made of hardened nitrided steel, hardness 60 HRC, blackening by PVD coating, thickness .0002"
Longer insert life