Igetalloy Square Type Negative Insert Indexable Inserts Square Type RE Information on the shape column SN IC cut ap(mm) Name of FL 3 Negative D1 chipbreaker Application 2 range of 1 Recommended Depth work material Rake angle 0 0.2 0.4 0.6 With Insert Hole 10° Feed rate f (mm/rev) 90° L S of chipbreaker (Legend) Continuous cut : 1st choice Medium cut : 1st choice Interrupted cut : 1st choice : 2nd choice : 2nd choice : 2nd choice SN¢¢1204˜˜ Recommended application P Steel B M Stainless steel K Cast iron N Non-ferrous metal Negative ● L : 12.7 ● S : 4.76 S Exotic alloy Inserts H Hardened steel ● IC : 12.7 ● D1 : 5.16 Coated carbide Coated Cermet Carbide cermet SUMIBORON (CBN) Inserts L56– SUMIDIA Binderless Inserts M26 Ceramic Inserts B128 AC810P AC820P AC8025P AC830P AC6020M AC6030M AC6040M AC610M AC630M AC405K AC415K AC420K AC503U AC510U AC520U AC1030U AC530U Applicable External Holders C16–C21 Applicable Internal Holders E53, 54 ACZ150 T1500Z T3000Z T1000A T1500A ST10P ST20E G10E EH510 EH520 C Shape Cat. No. RE A30 H1 Light-Medium cutting UP ( p) 4 SNMG 120404N-UP 0.4   D  D  D D D     Q Q Q QQ Q Q      D    Q 3 120408N-UP 0.8   D  D  D D D     Q D D Q D Q QQ Q Q      D    Q 2 1 120412N-UP 1.2   D  D  D D D     Q D D Q D Q QQ Q Q      D    Q 10° 0 0.2 0.4 0.6 ( ) D GU ( p) SNMG 120404N-GU 6 0.4 D D DD DD DDD     Q D Q D Q D  D             4 120408N-GU 0.8 D D DD DD DDD     Q D Q D Q D  D             2 120412N-GU 1.2 D D DD DD DDD     Q D Q D Q                  R 7° 0 0.2 0.4 0.6 ( ) 120416N-GU 1.6   D DD           Q Q Q                  GE ( p) 6 SNMG 120408N-GE 0.8 D D DD           Q Q Q QQ Q Q           Q 4 120412N-GE 1.2 D D DD           Q Q Q QQ Q Q           Q S 2 120416N-GE 1.6 D D DD           Q Q Q QQ Q Q           Q 3° 0 0.2 0.4 0.6 ( ) UX ( p) SNMG 120404N-UX 0.4      D           Q Q Q QQ Q Q           Q 6 120408N-UX 0.8 D D DD           Q Q Q QQ Q Q           Q 4 120412N-UX 1.2 D D DD           Q Q Q QQ Q Q           Q T 2 120416N-UX 1.6 0° 0 ( ) D D DD           Q Q Q QQ Q Q           Q 0.2 0.4 0.6 UG ( p) 6 SNMG 120408N-UG 0.8   D DD           Q Q Q      D  D        4 120412N-UG 1.2   D DD           Q Q Q                  V 2 120416N-UG 1.6      D           Q Q Q QQ Q Q           Q 4° 0 0.2 0.4 0.6 ( ) EG ( p) 6 SNMG 120404N-EG 0.4     D  DD D      Q Q Q QQ Q Q           Q W 4 120408N-EG 0.8     D  DD D D     Q D D Q Q QQ Q Q        DD Q 2 120412N-EG 1.2     D  DD D D     Q D D Q Q QQ Q Q        DD Q Medium cutting 0° 0 0.2 0.4 0.6 ( ) Ceramics Solid CBN UM SNMG 120404R-UM 0.4                  Q Q Q    D             ( p) 120404L-UM 0.4                  Q Q Q    D             4 3 120408R-UM 0.8                  Q Q Q    D             2 120408L-UM 0.8                  Q Q Q    D             1 120412R-UM 0 0.2 0.4 0.6 ( ) 1.2                  Q Q Q    D             14° 120412L-UM 1.2                  Q Q Q    D             UM SNGG 120404R-UM 0.4 Q Q QQ QQ QQQ QQQ          D D FD   D      120404L-UM 0.4 Q Q QQ QQ QQQ QQQ          D D DD   F      ( p) 120408R-UM 0.8 Q Q QQ QQ QQQ QQQ   D        D D DD D D      4 3 120408L-UM 0.8 Q Q QQ QQ QQQ QQQ   D        D D DD D D      2 120412R-UM 1.2 Q Q QQ QQ QQQ QQQ          D D             1 120412L-UM 0 0.2 0.4 0.6 ( ) 1.2 Q Q QQ QQ QQQ QQQ                        120416R-UM 1.6 Q Q QQ QQ QQQ QQQ                        14° 120416L-UM 1.6 Q Q QQ QQ QQQ QQQ                        SNMA 120404 0.4              DDD Q Q Q QQ Q Q           Q 120408 0.8              DDD Q Q Q        D    D 120412 1.2              DDD Q Q Q QQ Q Q      F    Q 120416 1.6              DDD Q Q Q QQ Q Q           Q 120420 2.0              DDD Q Q Q QQ Q Q           Q SNGA 120404 0.4 Q Q QQ QQ QQQ     D               D      120408 0.8 Q Q QQ QQ QQQ     D               D    D 120412 1.2 Q Q QQ QQ QQQ              D        D      B42 F mark: To be replaced by a new item