SNSquare TypeREInformation on the shape column
IC
Name ofFL
3

Negative chipbreaker Application

2 range Recommended 1 work material

Rake angle 0

With Insert Hole 10° 0.2 0.4 0.6

LSof chipbreakerFeed rate f (mm/rev)
90°

(Legend) : 1st choice : 1st choice : 1st choice

Continuous cut Medium cut Interrupted cut

: 2nd choice : 2nd choice : 2nd choice

SN¢¢1204˜˜ P Steel B M Stainless steel K Cast iron N Non-ferrous metal

  • L : 12.7
  • S : 4.76 S Exotic alloy

H Hardened steel

  • IC : 12.7
  • D1 : 5.16 Coated carbide Coated Cermet Carbide

cermet

SUMIBORON (CBN) Inserts L56–SUMIDIA Binderless Inserts M26Ceramic Inserts B128
Applicable External Holders C16–C21Applicable Internal Holders E53, 54
ShapeCat. No.RE
C
UP( )

p D D D D DD Q Q Q Q Q QQ Q D Q

4 SNMG 120404N-UP 0.4

3 120408N-UP0.8DDD DDDQ DD DD Q DDD Q Q Q QQ QDQ
2DDD DDDQ DD DD Q DDD Q Q QQDQ
120412N-UP1.2QQ
1
0( )( )
10°0.2 0.40.6
D
GU ( p)SNMG 120404N-GU0.4D D D D D D D D DDQDD Q DDD Q DD
6D D D D D D D D DDQDD Q DDD Q DD
120408N-GU0.8
4
120412N-GU1.2D D D D D D D D DDQDD Q DDD Q
2
120416N-GU1.6D D D QQ Q

R 0 )

7° 0.2 0.4 0.6

GE p)

6SNMG 120408N-GE0.8D D D DQQQ Q Q QQ QQ
4 120412N-GE1.2D D D DQQQ Q Q QQ QQ
2 120416N-GE1.6D D D DQQQ Q Q QQ QQ
SS
0( )
0.2 0.40.6

UX D Q Q Q Q Q QQ Q Q

( )SNMG 120404N-UX0.4
p
6 120408N-UXD D D DQQQ Q Q QQ QQ
0.8
4 120412N-UXD D D DQQQ Q Q QQ QQ
1.2
T 2 120416N-UXD D D DQQQ Q Q QQ QQ
1.6
0( )
0.2 0.40.6
UG( )

p D D D Q Q Q D D

6 SNMG 120408N-UG 0.8

4 120412N-UG1.2D D DQQQ
V2 120416N-UG1.6DQQQ Q Q QQ QQ
0( )

4° 0.2 0.4 0.6

EG

p D D D D Q Q Q Q Q QQ Q Q

6 SNMG 120404N-EG 0.4

4 120408N-EG0.8DD D DDDQ DD DD QQ Q Q QQ QD D Q
W
2 120412N-EG1.2DD D DDDQ DD DD QQ Q Q QQ QD D Q
0( )
0.2 0.40.6
UMSNMG 120404R-UM0.4QQQD
( p) 120404L-UM0.4QQQD
4QQQD
3 120408R-UM0.8
2 120408L-UM0.8QQQD
1QQQD
( ) 120412R-UM1.2
0
0.4 0.6 0.2QQQD
120412L-UM1.2
14°
UMSNGG 120404R-UM0.4Q Q Q Q Q Q Q Q QQ Q Q QDD D F D D
120404L-UM0.4Q Q Q Q Q Q Q Q QQ Q Q QDD D D D F
( p) 120408R-UM0.8Q Q Q Q Q Q Q Q QQ Q Q QDDDD D D D D D
4Q Q Q Q Q Q Q Q QQ Q Q QDDDD D D D D D
3 120408L-UM0.8
2 120412R-UM1.2Q Q Q Q Q Q Q Q QQ Q Q QDD D
1Q Q Q Q Q Q Q Q QQ Q Q Q
( ) 120412L-UM1.2
0
0.4 0.6 0.2Q Q Q Q Q Q Q Q QQ Q Q Q
120416R-UM1.6
120416L-UM1.6Q Q Q Q Q Q Q Q QQ Q Q Q
14°
SNMA 1204040.4D D D QQQ Q Q QQ QQ
1204080.8D D D QQQD D
1204121.2D D D QQQ Q Q QQ QQ F
1204161.6D D D QQQ Q Q QQ QQ
1204202.0D D D QQQ Q Q QQ QQ
SNGA 1204040.4Q Q Q Q Q Q Q Q QQDD
1204080.8Q Q Q Q Q Q Q Q QQDD D
1204121.2Q Q Q Q Q Q Q Q QQDD D