BH WF HF 2 WFHF WF1°HF 8 BHWF1° Small tools Toolholders for back turning TKFB insert KTKF (Back turning) LU 2° KTKFR/L1616JXKTKFR/L2020JX 60° LH KTKFR/L2020 KTKFR/L1010JX LF E Right-hand shown | Right-hand Insert for Right-hand Toolholder, Left-hand Insert for Left-hand Toolholder. Toolholder dimensions Spare parts Availabi- lity Dimension (mm) Clamp screw Wrench (Torx) Description Applicable inserts R L H B LH HF LF LU WF KTKF& 1010JX-12 N N 10 10 15 10 10 1212JX-12 N N 12 12 12 12 120 6 SB-4590TRWN FT-10 TKFB&12... 1616JX-12 N N 16 16 16 16 2020JX-12 N N 20 20 20 20 KTKF& 1010JX-16 N N 10 10 20 10 10 1212JX-16 N N 12 12 12 121208 SB-4590TRWN FT-10 TKFB&16... 1616JX-16 N N 16 16 16 16 2020JX-16 N N 20 20 20 20 KTKF& 1212F-12 N N 6 TKFB&12... 1212F-16 12 12 12 85 12 SB-4590TRWN FT-10NN8 TKFB&16... LU shows the distance from the toolholder to the cutting edge. See Page H16 for internal coolant type (coolant-through holders) KTKF (Back turning) LU T L1 KTKFL1620JX-12 Left-hand shown | Left-hand Insert for Left-hand Toolholder. Toolholder dimensions Spare parts Availa-bility Dimension (mm) Clamp screw Wrench (Torx) Description Applicable inserts L H B HF LF LU WF KTKFL 1216JX-12 N 12 16 12 16 120 6 SB-4590TRWN FT-10 TKFBL12... 1620JX-12 N 16 20 16 20 LU shows the distance from the toolholder to the cutting edge. N : Standard item Recommended cutting conditions: E54 - E56 E15