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Cut-Off Toolholders (for sub spindle tooling)
KTKFS (For Small diameter cut-off)
L4
Sub Spindle Dia. H1 B H1 B F1 1
40 -12A,-16A 2
50 -12B,-16B
30 L3
L1
Dsmax
Right-hand Shown R-hand Insert for R-hand Toolholder.
T
1 F1
Sub Spindle Dia.
2
40 -12A-16A
50 -12B-16B 30 L3
L1
Dsmax
H h KTKFS 1010K-12A
2 KTKFS 1010K-16A
Left-hand Shown L2
L-hand Insert for L-hand Toolholder.
Toolholder Dimensions
Cut-off Cutting Dimension (mm) Spare Parts Applicable
Std. Dia. Clamp Screw Wrench Inserts
H9
Description *
R L Dsmax H1=h B L1 L2 L3 L4 F1 T
KTKFS 1010K-12A 10 10 120 15 22
KTKFS 1212F-12A 12 26
1212K-12B 6~12 12 85 - 26 5 6 SB-4050TRN LTW-10S TKFS12
1010K-16A 14~16 120 5
1212F-16A 8 SB-4050TRN LTW-10S TKFS16
1212K-16B 10 10 120 20 22 For recommended cutting conditions, see page H9
12 26
12 85 - 30
120
• Dimension T shows the distance from the Toolholder to the cutting edge. H8 for the actual cutting diameter.
• Cutting diameter (Dmax) depends on the insert grooving width.
* Only R-hand is available for L4 dimension.
TKFS (Dmax) Main spindle Main spindle
Sub spindle
Insert Description Dimension (mm) Sub spindle
Dsmax Fig.2
Handed insert indicates Left-hand
HT
0.03
W
1
Dsmax
1
Dsmax
d TKFS12 100-S 1.0 6
r 150-S 1.5 9
r
200-S 2.0 12
TKFS16 150-S 1.5 14
Dsmax 200-S 2.0 16
Note) As Fig.2 shows, the cutting diameter of the insert is indicated when the top of the cutting edge Fig.1
progresses 1mm from the center.
As Fig.1 shows, use KTKFL (L-hand) for the distance between main spindle and sub spindle.
As Fig.2 shows, KTKFS is recommended for small diameters and for the short distance between the main spindle and sub
spindle.
H8 : Std. Item : Check Availability R : Std. Item (R-hand Only) L : Std. Item (L-hand Only)
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