Sumitomo General Catalog 2025-2026

External Holders SCAC / SCLC / SCNC

Fig 1

SC Holder - General Turning and Facing Screw-on

95˚

95˚

LF

91˚

SCAC External Turning

Fig 1

Figure shows right-handed (R) too

LF

91˚

Holder

Parts

Dimensions (inch/ mm )

Width

Cutting Edge Distance WF

Cutting Edge Height HF

Overall Length LF

Applicable Inserts

Flat Insert Screw Wrench

Stock Height

Fig

Cat. No.

Figure shows right-handed (R) tool.

Ref. Page

R L

Cat. No.

N m

H

B

(For Torx hole)

SCAC R/L 4.5D SCAC R/L 052D SCAC R/L 062B SCAC R/L 062D SCAC R/L 083B SCAC R/L 083D SCAC R/L 103B SCAC R/L 103D SCAC R/L0808-06 SCAC R/L1010-06 SCAC R/L1212-09 SCAC R/L1616-09 SCAC R/L2020-09

1 1

Fig 1 l l 0.500 0.500 6.00 0.500 0.500 l l 0.625 0.625 4.50 0.625 0.625 l l 0.625 0.625 6.00 0.625 0.625 l l 0.281 0.281 6.00 0.281 0.281 l l 0.312 0.312 6.00 0.312 0.312 l l 0.375 0.375 4.50 0.375 0.375 l l 0.375 0.375 6.00 0.375 0.375 l l 0.500 0.500 4.50 0.500 0.500

ST-1225

CC □□ 21.5 □ B72

C

0.9 TRD07

1 TS25.456M2 1 ST-1225 1 TS4.710M1 1 ST-1240 1 TS4.710M1

CC □□ 32.5 □ B75

3.0 TRD15

1 ST-1240

8 8 10 10 12 12 16 16 20 20

100

8.5

8

1 1 1 1

CC □□ 21.5 □ B72

BFTX02506N 1.5 TRX08

100 10.5 100 12.5 100 16.5 125 20.5

10 12 16 20

       

95°

CC □□ 32.5 □ B75

3.4 TRX15

BFTX0409N

LH

LF 1

Fig 1

SCLC External Turning and Facing

Fig 1

95°

LH

Figure shows right-hand (R) tool.

LF

Holder

Parts 

Dimensions (inch/ mm )

95°

Cutting Edge Height

Overall Length

Cutting Edge

Stock

Insert Screw Wrench

Applicable Insert

Height Width

Head

LH

Cat. No.

Fig

C

Ref. Page

LF

R L

Cat. No.

N m

Figure shows right-hand (R) tool. H B LFWFHFLH

(For Torx Holes)

Figure shows right-hand (R) tool.   0.375 0.375 2.500 0.500 0.375 0.390 ● ● 0.281 0.281 6.000 0.281 0.281 –   0.312 0.312 6.000 0.500 0.312 0.281   0.375 0.375 6.000 0.500 0.375 0.390   0.500 0.500 3.500 0.625 0.500 0.630   0.500 0.500 6.000 0.625 0.500 0.630   0.625 0.625 4.000 0.750 0.625 0.708   0.625 0.625 6.000 0.750 0.625 0.708   0.750 0.750 4.500 1.000 0.750 0.866   1.000 1.000 6.000 1.250 1.000 0.630   0.750 0.750 4.500 1.000 0.750 1.000   1.000 1.000 6.000 1.250 1.000 1.000   1.250 1.250 6.000 1.500 1.250 1.000

SCLC R/L 4.5D SCLC R/L 052D SCLC R/L 062 SCLC R/L 062D SCLC R/L 083 SCLC R/L 083D SCLC R/L 103 SCLC R/L 103D

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

CC □□ 21.5 □ B72

0.9

ST-1225

TRD07

D

CC □□ 32.5 □ B75

3.0

ST-1240

TRD15

SCLC R/L 123B SCLC R/L 163D SCLC R/L 124B SCLC R/L 164D SCLC R/L 204D SCLC R/L 0808H06 SCLC R/L 1010H06 SCLC R/L 1212H09 SCLC R/L 1616H09 SCLC R/L 2020K09 SCLC R/L 2525M09

R

CC □□ 43 □ B77

3.0

ST-1540

TRD17

8 810010 8 10 10 100 12 10 15 − 12 12 100 16 12 15 16 16 100 20 16 15 20 20 125 24 20 15 25 25 150 30 25 15

           

CC □□ 21.5 □

B72

1.5

BFTX02506N

TRX08

S

CC □□ 32.5 □ B75 WF

TRX15 B

3.4

BFTX0409N

1 When using handed breaker inserts for facing, the holder and insert are opposite handed. LF LH

SCNC General Turning and Proling

T

B

WF

H

HF

LH

LF

Right Hand Shown, Left Hand Opposite

Holder

Parts

Dimensions (inch/ mm )

Stock Height

Width

Overall Length LF

Cutting Edge Height HF H

Applicable Inserts

Flat Screw Wrench

V

Head Length LH

Cutting Edge Distance WF

Cat. No. HF

Fig

Ref. Page

R L

Cat. No.

N m

H

B

(For Torx Holes)

● ● 0.375 0.375 4.50 0.375 0.375 1.000 ● ● 0.375 0.375 6.00 0.375 0.375 1.000 ● ● 0.500 0.500 4.50 0.500 0.500 1.000 ● ● 0.500 0.500 4.50 0.500 0.500 1.000 ● ● 0.500 0.500 6.00 0.500 0.500 1.000 ● ● 0.625 0.625 4.50 0.625 0.625 1.000 ● ● 0.625 0.625 6.00 0.625 0.625 1.000 Right Hand Shown, Left Hand Opposite

SCNC R/L 062B SCNC R/L 062D SCNC R/L 082B SCNC R/L 083B SCNC R/L 083D SCNC R/L 103B SCNC R/L 103D

1 1 1 1 1 1 1

CC □□ 21.5 B72

0.9 TRX08

TS25.456M2

W

CC □□ 32.5 B75

3.0 TRX15

TS4.710M1

Applicable Inserts SCLC / SCAC / SCNC 1st Recommended Insert  Refer as well to the Insert Selection Guide (page A10).

EGU Name of

Chipbreaker / CBN / PCD

Photo Grade

AC8025P

 Some combinations need to be made to order or cannot be manufactured.

Application Range

P (Steel) Medium Cutting EGU AC8025P MESI AC1030U

M (Stainless Steel)

K (Cast Iron)

S (Exotic Alloy) N (Non-Ferrous) H (Hardened Steel) Hard Brittle Material

Medium to Roughing No Chipbreaker AC4015K

High-speed Finishing CBN BN7125/BNC500 CBN BN7125/BNC500

High-precision/ Finishing PCD DA1000 PCD DA1000

Medium Cutting EGU AC6030M MESI AC1030U

Finishing to Medium Cutting EMU AC4015K

Finishing to Medium Cutting ESU AC5015S MESI AC5015S

Finishing to Medium Cutting

Finishing

Coated Uncoated —

Roughing Finishing

Roughing EMU AC6040M EFM AC1030U

Process

CBN BNC2125 CBN BNC2115

CBN BN2000 CBN BN1000

ELB AC6030M MEFF AC1030U

EFB T1500Z MEFF AC1030U

NAG

PCD

EMU AC8025P EFM AC1030U

General Machining High- precision Recommended Cutting Conditions

DA90

H1

BINDERLESS PCD NPD10

Q Q

Q

A10~

A14~

A16~

A18~

A22~

A20~

M2~

l = USA Stocked Item  = World Wide Warehouse Item

BNC500 is for ductile cast iron.

C34

N m Recommended Tightening Torque (N·m)

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