Turning Square Positive Inserts
Indexable Insert
RE
Square 11° Pos. Without Hole
SP
IC
Grade Selection
A2, A3
Chipbreaker Selection
B10 on
S
L
A10 on
Insert Grade Selection by Part Material
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
SP ¢¢ 42
Cutting Edge Length L .5000 Thickness S .1250 Inscribed Circle IC .5000
Dimensions (inch)
B
L67
M16
SUMIBORON (CBN) Inserts
SUMIDIA (PCD) Inserts
Coated Cermet
Coated Carbide
Carbide
B133
Ceramic Inserts
Nose Radius
Application Range
Shape
Sumitomo Cat. No.
ISO Cat. No.
RE
.0156 QQQQQQQQQQ QQQQQQQQ QQ « « QQ .0313 QQQQQQQQQQ QQQQQQQQ QQ DFD QQ
( a p )
SPMR421EFK SPMR120304N-FK SPMR422EFK SPMR120308N-FK
EFK
.08
.04
( f )
0
0 °
.016
.008
Q Q Q
QQQQ Q QQQQ Q QQQQ Q
« D DD « D DD « « F
SPMR421ENF SPMR120304N-SF SPMR422ENF SPMR120308N-SF SPMR423ENF SPMR120312N-SF
( a p )
.0156
ENF
.16
.0313
.12
.08
.0469
.04
( f )
0
0 °
.008 .016 .024
C
Q Q
QQQQ Q QQQQ Q
« «
.16 ( a p )
SPMR421EUJ SPMR120304N-UJ SPMR422EUJ SPMR120308N-UJ
.0156
EUJ
«« ««
.0313
.12
.08
.04
( f )
0
0 °
.008 .016 .024
D «« F « Q
F QQQQ Q
D D D F
SPMN421 SPMN422 SPMN423
SPMN120304 SPMN120308 SPMN120312 SPGN120304 SPGN120308 SPGN120312
.0156
D
Q
««« FD Q «« «««« D Q ««
Q Q
« «
.0313
.0469
Q Q
.0156 Q QQ QQQQQQQQQQQQ «« .0313 Q D QQ D QQQQQQQQQQQQ D « D .0469 Q D QQ D QQQQQQQQQQQQ
D
SPG421 SPG422 SPG423
DFD
R
Q
Q QQQ Q
S
P Steel M Stainless Steel K Cast Iron N Non-Ferrous Metal S Exotic Alloy H Hardened Steel
SP ¢¢ 43
Cutting Edge Length L .5000 Thickness S .1875 Inscribed Circle IC .5000
Dimensions (inch)
T
Coated Cermet
Coated Carbide
Carbide
B133
Ceramic Inserts
Nose Radius
Application Range
V
Sumitomo Cat. No.
ISO Cat. No.
Shape
RE
.0313 Q D QQ D QQQQQ QQQQQQ .0469 Q D QQ D QQQQQ QQQQQQ
Q
F
SPG432 SPG433
SPGN120408 SPGN120412
Q
Q QQQ Q
W
B101
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