Sumitomo General Catalog 2025-2026

External Holders ESBN / ESDN

30 Style Holder - General Turning Pin Lock

75˚

External Turning ESBN

Fig 1

Fig 2

–6˚

Fig 3

LF

–5˚

Figure shows right-hand (R) tool.

C

Holder

Parts Dimensions ( mm )

Overall Length

Cutting Edge

Cutting Edge Height

Stock

Applicable Insert

Eccentric Shaft Shim Wrench

Height Width

Cat. No.

Fig

Ref. Page

R L

Cat. No.

H B LF WF HF

ESBN R/L 1212F09 ESBN R/L 1616H09 ESBN R/L 1616H12 ESBN R/L 2020K12

1 P321US 1 P322US 3 P432U 1 P433U

12 12 80 9.5 11.5 16 16 100 13.0 15.5 16 16 100 13.0 15.5 20 20 125 17.0 19.5 20 20 125 17.0 19.5 25 20 150 17.0 24.5 25 20 150 17.0 24.5 25 25 150 22.0 24.5 25 25 150 22.0 24.5

- - - -

 

SN □□ 32 □

B40

KY40

ESBN R/L 2020K12W   ESBN R/L 2520M12 ESBN R/L 2520M12W ESBN R/L 2525M12 ESBN R/L 2525M12W 

2 P433W ESS42

SN □□ 43 □

B41

3 P434U

KY40

-

2 P434W ESS42

1 P434U

-

2 P434W ESS42

30 Style Holder - General Turning and Chamfering Pin Lock

C

45˚

External / Chamfering ESDN

Fig 1

Fig 2

–6˚

D

–5˚

LF

R

Figure shows right-hand (R) tool.

Holder

Parts 

Dimensions ( mm )

Overall Length

Cutting Edge

Cutting Edge Height

Stock

Applicable Insert

Eccentric Shaft Shim Wrench

Height Width

S

Cat. No.

Fig

Ref. Page

R L

Cat. No.

H B LF WF HF

ESDN R/L 1212F09 ESDN R/L 1616H09 ESDN R/L 2020K12 ESDN R/L 2520M12 ESDN R/L 2520M12W ESDN R/L 2525M12

1 P321US 1 P322US 1 P433U

  12 12 80 6.0 11.5   16 16 100 8.0 15.5

- - -

SN □□ 32 □

B40

KY40

T

20 20 125 10.0 19.5

ESDN R/L 2020K12W   20 20 125 10.0 19.5

2 P433W ESS42

25 20 150 10.0 24.5 25 20 150 10.0 24.5 25 25 150 12.5 24.5

1 P434U

-

SN □□ 43 □

B41

KY40

2 P434W ESS42

1 P434U

-

V

ESDN R/L 2525M12W   25 25 150 12.5 24.5

2 P434W ESS42

Applicable Inserts DSBN/DSDN/DSSN/PSBN/PSDN/PSSN/PSKN/ESBN/ESDN/ESSN/ESKN 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. EGU Name of Chipbreaker / CBN / PCD H (Hardened Steel) Hard Brittle Material Finishing Medium Cutting Roughing Finishing Medium Cutting Roughing High-speed Finishing Finishing to Medium Cutting Medium to Roughing Finishing Medium Cutting Roughing Coated Uncoated Finishing Continuous Cutting EFE T1500Z EGU AC8015P EMU AC8025P EEF AC6020M EEG AC6020M EEM AC6030M SUMIBORON BN7000/BNC500 ENZ AC4010K EGZ AC4010K EEF AC5015S EEG AC5015S EEM AC5015S SUMIBORON BNC2010 SUMIBORON BN1000 SUMIDIA Binderless NPD10 Photo Grade AC8025P Cutting Range Process P (Steel) M (Stainless Steel) K (Cast Iron) S (Exotic Alloy)

W

ESU

EGU

EMU

EEF

EEG

EEM

EGZ

EGZ

EEF

EEG

EEM

SUMIBORON

SUMIBORON

SUMIDIA

SUMIBORON

General Cutting

AC8015P

AC8025P

AC8025P

AC6030M

AC6030M

AC6040M

BN7000/BNC500

AC4015K

AC4015K

AC5015S

AC5015S

AC5025S

BNC2020 SUMIBORON

BN2000

DA90

ESX

EUX

EMX

EEF

EEG

EGZ

EEF

EEG

EEM

SUMIBORON

SUMIBORON

EEM

No Chipbreaker

Interrupted Cutting Recommended Cutting Conditions

-

AC8025P

AC8035P

AC8035P

AC6030M

AC6040M A14 on

AC6040M

BN7000/BNC500

AC420K A16 on

AC420K

AC5025S

AC5025S

AC5025S

BNC2020

BN350

A10 on

A18 on

A20 on

M2 on

BNC500 is for ductile cast iron.

« : Worldwide Warehouse item

C54

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