Sumitomo General Catalog 2025-2026

Turning Square Positive Inserts

Indexable Insert

RE

SP Square 11° Pos. With Hole SP ¢¢ 21.5 ˜ Dimensions (inch) Cutting Edge Length L .2500 Thickness S .0937 Inscribed Circle IC .2500 Hole Dia. D1 .1102

IC

Grade Selection

A2, A3

Chipbreaker Selection B10 on Insert Grade Selection by Part Material

S

S (USType, SSType to SP  07)

L

90°

A10 on

: 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

Nose Radius

Application Range

Shape

Sumitomo Cat. No.

ISO Cat. No.

RE

SPMT21.51ENS SPMT060204N-US .0156

QQQQQ QQ

Q

ENS

●● F

( a p )

.08

.04

( f )

0

10°

.016 .008

: 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

SP ¢¢ 2.52 ˜ Dimensions (inch)

Cutting Edge Length L .3125 Thickness S .1250 Inscribed Circle IC .3125 Hole Dia. D1 .1339

C

Coated Cermet

Coated Carbide

Carbide

Cermet

Nose Radius

D

Application Range

Shape

Sumitomo Cat. No.

ISO Cat. No.

RE

SPMT2.522ENS SPMT070308N-US .0313

QQQQQ QQ

Q

ENS

●● F

( a p )

.08

R

.04

( f )

0

10°

.016 .008

S

T

V

W

B95

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