GradeInsertExt. ToolholderInt. ToolholderThreadingGroovingMiniature toolMilling cutterEndmillDrilling toolTooling SystemUser's GuideIndex ER Collet Chucking System A Shanks Collet Options B BT MAS-403 ER Spring Collet C ER-SEAL(ER SEAL Collet for Internal coolant) D E ER-SEAL JET2(ER SEAL Collet for External coolant) F ST Straight Shank G ER-SHRINK(ER Collet with SHRINK Holder) H I ER GTI (ER Collet with Tapping Holder) J K MT Morse Taper ER-ODP(ER Collet with Indexable Modular System) L M Tungaloy K125