Sumitomo General Catalog 2025-2026

Turning Square Positive Inserts

Indexable Insert

RE

SP Square 11° Pos. With Hole SP ¢¢ 32 ˜ Dimensions (inch) Cutting Edge Length L .3750 Thickness S .1250 Inscribed Circle IC .3750 Hole Dia. D1 .1732

Information in "Shape" column

IC

EFL

Name of Chipbreaker

.12

Application Range

.08

Recommended Part Material

.04

S

S (ENS/ENX, ENS/SP 32)

Chipbreaker Rake Angle

0

L

.008 .016 .024

10 °

Feed Rate (f) (inch/rev)

90°

: Interrupted Cutting 1st Recommended : Interrupted Cutting 2nd Recommended

: General Cutting 1st Recommended : General Cutting 2nd Recommended

: Continuous Cutting 1st Recommended : Continuous Cutting 2nd Recommended

P Steel M Stainless Steel K Cast Iron N Non-Ferrous Metal S Exotic Alloy H Hardened Steel

B

Coated Cermet

Coated Carbide

Carbide

Cermet

E44

Applicable Internal Holders

Nose Radius

Application Range

Shape

Sumitomo Cat. No.

ISO Cat. No.

RE

SPMT321EFB SPMT090304N-FB .0156 QQQQQQQQQQQQQQQQQQQQQQQ ★★★ QQ Q SPMT322EFB SPMT090308N-FB .0313 QQQQQQQQQQQQQQQQQQQQQQQ ★★★ QQ Q

EFB

( a p )

.08

.04

( f )

0

20°

.016 .008

SPMT321ELU SPMT090304N-LU .0156 ★★★ SPMT322ELU SPMT090308N-LU .0313 ●★★

Q Q

Q Q

Q Q

ELU

●★ F

( a p )

★★ ★★

.08

F

●●

.04

( f )

0

15°

.016 .008

C

SPMT322EFK SPMT090308N-FK .0313 QQQQQQQQQQQQQQQQQQQQQQQ ●

QQ Q

EFK

( a p )

0 .08 .16 .24

( f )

0 °

.008 .016 .024

SPGG320.5R SPGT090302R-SD .0078 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★ QQ Q SPGG320.5L SPGT090302L-SD .0078 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★ QQ Q SPGG321R SPGT090304R-SD .0156 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★ QQ Q SPGG321L SPGT090304L-SD .0156 QQQQQQQQQQQQQQQQQQQQQQQ ●★★● QQ Q SPGG322R SPGT090308R-SD .0313 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★★ QQ Q SPGG322L SPGT090308L-SD .0313 QQQQQQQQQQQQQQQQQQQQQQQ ★★★★ QQ Q

(R/L)

D

( a p )

.08

.04

R

( f )

0

.016 .008

0 °

SPMT321ELB SPMT090304N-LB .0156 SPMT322ELB SPMT090308N-LB .0313

Q ★★ Q ★★

Q Q

Q Q

ELB

★★● ●★★ ★★● ●★★

( a p )

.08

.04

S

( f )

0

.016 .008

15°

SPMT322ENS SPMT090308N-US .0313

QQQQQ QQ

Q

ENS

●● F

( a p )

.08

.04

T

*2

( f )

0

10°

.016 .008

SPMT321ENF SPMT090304N-SF .0156 SPMT322ENF SPMT090308N-SF .0313

QQQQQ QQ QQQQQ QQ

Q Q

ENF

FF FF

( a p )

★★ ★●

.08 .04 .12 .16

V

*3

( f )

0

0 °

.008 .016 .024

*1: Photo shows left hand. *2: Hole Dia. D1=.1732" *3: Hole Dia. D1=.1299"

W

B96

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