Sumitomo General Catalog 2025-2026

Boring Bars B-SVUB / B-SVZB / D-SVUB / D-SVZB

• USA Stocked Item  Worldwide Warehouse Item

Internal Profiling Screw-on

Steel with Anti-Vibration Mechanism

Fig 1

DMIN Min. Bore Dia.

93˚

DCON

Profiling B-SVUB

93°

H

LF

35°

-7.5°

(-2.5°)

Figure shows right-hand (R) tool.

Holder

Parts

Dimensions ( mm )

Cutting Edge Distance

Stock Min. Bore Dia. R L

Flat Screw Wrench

Applicable Insert

Overall Length

Diameter Height

Offset

Cat. No.

Fig

Cat. No.

N m

DMIN DCON H LF WF E1

(For Torx Holes)

E

B12M-SVUB R/L1103-20 B16R-SVUB R/L1103-25

20 25

12 11 150 13.5 8 16 15 200 16.5 9

1 BFTX02508NV 1.5 TRX08

 

Steel with Anti-Vibration Mechanism

VB □□ 22 □ B119

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. Fig 1

DMIN Min. Bore Dia.

DCON

Internal Profiling Screw-on

Steel with Anti-Vibration Mechanism

Fig 1

DMIN Min. Bore Dia.

93°

DCON

C

Profiling B-SVZB

93° 35°

H

LF

15

93° 35°

-7.5°

H

LF

15

(-2.5°)

-7.5°

D

Figure shows right-hand (R) tool.

(-2.5°)

Holder

Parts

Dimensions ( mm )

Cutting Edge Distance

Stock Min. Bore Dia.

Applicable Insert

Flat Screw Wrench

Overall Length

Figure shows right-hand (R) tool.

Diameter Height

Offset

Cat. No.

Fig

R

R L

Cat. No.

N m

DMIN DCON H LF

WF E1

(For Torx Holes)

B12M-SVZB R/L1103-20  B16R-SVZB R/L1103-25 

20 25

12 11 150 13.5 8 16 15 200 16.5 9

1 BFTX02508NV 1.5 TRX08

Steel with Anti-Vibration Mechanism

VB □□ 22 □ B119

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.

S

Coolant Hole Steel with Anti-Vibration Mechanism

DMIN

DCON

Proling D-SVUB

93°

T

H

LF

35°

Holder

Parts

– 7.5°

Dimensions (Inch)

V

Cutting Edge Distance

Applicable Insert

Stock Min. Bore Dia.

Flat Screw Wrench

Overall Length

Diameter Height

Cat. No.

Fig

N m

R L

Cat. No.

DMIN DCON H LF

WF

(For Torx Holes)

D10SSVUB R/L 2 D12SSVUB R/L 2

• • .850 .625 .625 10.000 .500 • • .980 .750 .750 10.000 .562

1 1

VB □□ 22 □ B119

1.5 TRX08

BFTX02506N

W

Coolant Hole Steel with Anti-Vibration Mechanism

DMIN

DCON

Proling D-SVZB

93° 35°

H

LF

.591”

Holder

Parts

– 7.5°

Dimensions ( mm )

Cutting Edge Distance

Applicable Insert

Stock Min. Bore Dia.

Flat Screw Wrench

Overall Length

Diameter Height

Cat. No.

Fig

N m

R L

Cat. No.

DMIN DCON H LF

WF

(For Torx Holes)

D08RSVZBR2 D10SSVZBR2

• •

.800 .500 .625 8.000 .532 1.00 .625 .750 10.000 .650

1 1

VB □□ 22 □ B119

1.5 TRX08

BFTX02506N

1st Recommended Insert ● Refer as well to the Insert Selection Guide (page A10). ● Some combinations need to be made to order or cannot be manufactured. Applicable Inserts S-SVJB / B-SVJB / S-SVQB / B-SVQB / C-SVQB / S-SVUB / B-SVUB / C-SVUB / S-SVZB / B-SVZB / C-SVZB EGU Name of Chipbreaker/ CBN/PCD

Photo Grade

AC8025P

Application Range

P (Steel)

M (Stainless Steel)

K (Cast Iron)

S (Exotic Alloy) N (Non-Ferrous)

H (Hardened Steel)

Finishing to Medium Cutting

Finishing to Medium Cutting MESI AC5015S MESI AC5015S

Finishing to Medium Cutting No Chipbreaker AC4015K

Medium Cutting

Medium Cutting

High-speed Finishing

Coated Uncoated

Finishing

Finishing

Process

CBN

EFB

ELB AC6030M FYS AC1030U

EGU AC8025P MESI AC1030U

EGU AC6030M MESI AC1030U

CBN BNC2125

CBN

AY

General Machining High- precision Recommended Cutting Conditions

T1500Z FYS AC1030U

BN7125/BNC500

H1

BN2000

CBN

CBN

CBN

BN7125/BNC500

BNC2115

BN1000

A14~

A18~

A22~

A20~

A10~

A16~

E57

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