Finishing to Medium cutting [ ap = 0.5 ~ 3 mm ] GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex Selection System A SELECTION SYSTEM: POSITIVE TYPE Cast Iron B C Continuous Light interrupted Heavy interrupted D Basic Basic Basic Wear T-CBNBX930 E B184 - CM CM CM T515 T515 T515B042, B046, B049B042, B046, B049B042, B046, B049 F Please find the details on the pages: B***/7° relief angle, B***/11° relief angle, B***/5° relief angle. G H I J K L M Tungaloy B023