Cut-Off Chipbreaker edge shape Introduction  Small dia. cut-off ~ø51 Small shank KTKH-S KGM KGD / KGD-JCT KTKF KGDS KTKF-S / KTKFS Cut-off dia.: ~ø45 Cut-off dia.: ~ø32 Cut-off dia.: ~ø51 Cut-off dia.: ~ø16 Cut-off dia.: ~ø24 Cut-off dia.: ~ø16 Shank: □10~25 Shank: □10~16 Shank: □10~25 Shank: □10~20 Shank: □16 Shank: □10~12 CW: 2.2~4.1 CW: 1.5~4.0 CW: 1.3~4.0 CW: 0.5~2.0 CW: 1.3~3.0 CW: 0.5~2.0 (KTKF-S) Self clamp Top clamp Top clamp Lateral side clamp Top clamp 1.0~2.0 (KTKFS) Lateral side clamp H For KTKF / KTKF-S KTKFS 2-edge Low cutting force 2-edge Chipbreaker for general Chipbreaker for low cut-off feed cut-off Sharp cutting Low feed Medium feed PG chipbreaker PF chipbreaker PQ chipbreaker Cut-off (Self clamp) General cut-off Low feed cut-off Chamfer + Honed Sharp edge R honed (15° Lead angle) (15° Lead angle) (15° Lead angle) KTKH-S KGD KTKF (Self clamp) (Top clamp) (Lateral side clamp) H6