Sumitomo General Catalog 2025-2026

Boring Bars A-SDQC / A-SDUC / E-SDUC

Internal Profiling Screw-on

Steel Coolant Hole

107.5°

Profiling A-SDQC

DMIN Min. Bore Dia.

Fig 1

DCON

With oil hole

Fig 2

107.5°

H

LHD

LF

GAMF

Figure shows right-hand (R) tool.

Holder

Parts

Dimensions ( mm )

E

Cutting Edge Distance

Stock Min. Bore Dia.

Applicable Insert

Flat Screw Wrench

Rake Angle

Overall Length

Diameter Height

Offset

Head

Cat. No.

Fig

R L

Cat. No.

N m

DMIN DCON H LF WF E1 GAMF LHD

(For Torx Holes)

A10M-SDQC R/L0702-13   A12M-SDQC R/L0702-16   A16Q-SDQC R/L0702-20   A16Q-SDQC R/L11T3-23   A20R-SDQC R/L11T3-25   A25S-SDQC R/L11T3-32  

13 16 20 23 25 32

10 9 150 7.0 2.5 12 11 150 9.0 3.5 16 15 180 11.0 4.0 16 15 180 12.5 5.5 20 18 200 13.0 4.5 25 22 250 17.0 7.0

-8° -8° -6°

1 BFTX02506N 1.5 TRX08 1

— — —

C

DC □□ 21.5 □ B82

Steel with oil hole

1 2 1

-6° 15

DC □□ 32.5 □ B86

BFTX0409N 3.4 TRX15

-6° -6°

— —

1 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.

D

Internal Profiling Screw-on

Steel Coolant Hole

93˚

Multipurpose Proling A-SDUC

R

Fig 1

DCON

DMIN Min. Bore Dia.

93˚

H

S

LH

Figure shows right-hand (R) tool.

LF

30º

GAMF

-5º,-7º, or -8º

Parts 

Holder

Dimensions (inch)

Min. Bore Dia.

Cutting Edge Height

Cutting Edge Distance

Hardware when Boring bar lot# begins with D### Wrench Screw

T

Overall Length

Rake Angle

Applicable Insert

Stock

Wrench Screw

Diameter Height

Head

Cat. No.

Fig

Ref. Page

R L

Cat. No.

N m

DMIN DCON H HF LF WF LH GAMF

V

(For Torx Socket)

(For Torx Socket)

A06SDUC R/L 2

0.600 0.375 0.375

TRX08 ST21.5

6.00 0.375 0.625 -7°

1 1 1 1 1 1 1

A06MSDUC R/L 2  0.750 0.375 0.340 0.170 6.00 0.375 0.750 -8°

ST-1425

— —

A08SDUC R/L 2

0.730 0.500 0.500

6.00 0.500 0.750 -7°

TRX08 ST21.5

DC □□ 21.5 □ B82

0.9 TRD07

A08MSDUC R/L 2  0.875 0.500 0.460 0.230 6.00 0.438 0.875 -8°

ST-1225

— —

W

A10SDUC R/L 2

0.850 0.625 0.625

8.00 0.625 1.250 -7°

ST-1425 TRX08 ST21.5

A10RSDUC R/L 2  1.000 0.625 0.580 0.290 8.00 0.500 1.000 -8°

ST-1225

— —

A12SDUC R/L 3

0.980 0.750 0.750

ST32.5

TRX15 BFTX0407N

10.00 0.750 1.275 -7°

A12SSDUC R/L 3M • • 1.250 0.750 0.710 0.355 10.00 0.625 1.250 -8°

DC □□ 32.5 □ B86

3.0

1 TRD15 ST-1240 1 TRX15 BFTX0407N

A16SDUC R/L 3

1.300 1.000 1.000

12.00 1.000 2.500 -5°

ST32.5

Wrench for shim is sold separately from the main body. Coolant Through

Internal Profiling Screw-on

Carbide Coolant Hole

93˚

Multipurpose Proling Fig 1 E-SDUC

DCON

DMIN Min. Bore Dia.

93˚

H

LH

Figure shows right-hand (R) tool.

30º

LF

GAMF

-6º

Holder

Parts

Dimensions (inch)

Cutting Edge Distance

Stock Min. Bore Dia.

Applicable Insert

Flat Screw Wrench

Rake Angle

Overall Length

Diameter Height

Head

Cat. No.

Fig

R L

Cat. No.

N m

DMIN DCON H LF

WF GAMF LH

(For Torx Holes)

E06M-SDUCR/L2   0.480 E08R-SDUCR/L2   0.598 E10S-SDUCR/L2   0.771 E12S-SDUCR/L3   0.929

1 ST-1425 0.9 1 ST-1225 0.9 1 ST-1225 0.9

0.375 0.347 6.000 0.250 -6° 0.625 0.500 0.470 8.000 0.291 -6° 0.728 0.625 0.592 10.000 0.356 -6° 0.921

Carbide with oil hole

DC □□ 21.5 □ B82

TRX08

0.750 0.718 10.000 0.406 -6° 1.063 DC □□ 32.5 □ B86 1 ST-1440 3.0 TRX15

Wrench for shim is sold separately from the main body. Coolant Through

• USA Stocked Item  Worldwide Warehouse Item

E38

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