Boring Bars A-MTFN / S-DTFN
Steel Coolant Hole
91°
Boring bar / Pro ling A-MTFN
Fig 1
LH
Figure shows right-hand (R) tool.
-6º
LF
-11º
E
Holder
Parts
Dimensions (inch)
Lock Pin
Clamp Screw
Min. Bore Dia.
Cutting Edge Height
Cutting Edge Distance
Stock
Applicable Insert
Shim
Wrench Wrench Clamp
Overall Length
Rake Angle
Diameter Height
Head
Cat. No.
Fig
Ref. Page
R L
Cat. No.
N m
C
DMIN DCON H HF LF WF LH GAMF
(For Hex Socket)(For Hex Socket)
A16TMTFN R/L 3 1.280 1.000 0.900 0.450 12.00 0.640 2.500 -11° A20UMTFN R/L 3 1.530 1.250 1.480 0.590 14.00 0.765 3.000 -11° A24UMTFN R/L 4 1.780 1.500 1.370 0.685 14.00 0.890 3.000 -11° A28UMTFN R/L 4 2.030 1.750 1.630 0.815 14.00 1.015 4.000 -11° A32VMTFN R/L 4 2.562 2.00 1.870 0.935 16.00 1.281 4.000 -11°
1
— NL33L LH1/8 LH5/64
XNS47 XNS48
TN □□ 33 □ B52
3.0
CL20
1 ITSN323 NL34L LH1/8 LH5/64
1 1 1
LH1/8
TN □□ 43 □ B56
3.0 ITSN433 NL46
LH030 CL20 XNS48
D
LH1/8
Wrench for shim is sold separately from the main body. Coolant Through
R
Medium Diameter General-purpose Double Clamp
S
Steel
91°
S-DTFN Stop Boring
Fig 1
Fig 2
DCON
DMIN Min. Bore Dia.
DCON
DMIN Min. Bore Dia.
91°
91°
T
H
H
LF
LF
-10 °
-10 °
-6°
-6°
V
LHD
Figure shows right-hand (R) tool.
Holder
Parts
Dimensions ( mm )
W
Applicable Insert
Shim Screw
Upper Surface Wrench
Lower Surface Wrench
Cutting Edge Distance
Stock Min. Bore Dia.
Clamp Set
Shim
Overall Length
Diameter Height
Head
Cat. No.
Fig
R L
Cat. No.
N m
DMIN DCON H LF WF LHD
(For Hex Socket) (For Hex Socket)
Steel S32S-DTFN R/L 1604-40 40 32 30 250 22.0 26 S40T-DTFN R/L 1604-50 50 40 37 300 27.0 26 S50U-DTFN R/L 1604-63 63 50 47 350 31.5 —
TNS1603B
1 1 2
TN □□ 33 □ B52
SCP-1 5.0
BFTX0307N LH040 LH025
TNS1604B
Right-handed (R) tool holders are compatible with left-handed (L) or neutral (N) inserts. Left-handed (L) tool holders are compatible with right-handed (R) or neutral (N) inserts.
C3
Clamp Set Parts
Worldwide Warehouse Item
E23
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