
ISO Turning Inserts Designations For Turning Insert C N M G 12 04 08 (L) - MG 1 2 3 4 5 6 7 8 9 1 Insert Shape 2 Relief Angle A B C D E H K L A B C D E M O R S T V W F G N P 3 Tolerance Class Tolerance A F C H E G J K L M N U d± 0.025 0.013 0.025 0.013 0.025 0.025 0.05~0.15 0.05~0.15 0.05~0.15 0.05~0.15 0.05~0.15 0.08~0.25 Range of m± 0.005 0.005 0.013 0.013 0.025 0.025 0.005 0.013 0.025 0.08~0.2 0.08~0.2 0.13~0.38 tolerance s± 0.025 0.025 0.025 0.025 0.025 0.05~0.13 0.025 0.025 0.025 0.05~0.13 0.025 0.13 4 Insert Features A C F G H J M N Q R T U W X Special shape 5 Edge Length 6 Thickness I.C. C D S T R V W Symbol 01 T1 02 03 T3 04 05 06 07 09 Metric mm 03 04 03 06 03 - 02 3.97 S(mm) 1.59 1.98 2.38 3.18 3.97 4.76 5.56 6.35 7.94 9.52 04 05 04 08 04 08 S3 4.76 05 06 05 09 05 09 03 5.56 7 Corner Radius - - - - 06 - - 6.00 06 07 06 11 06 11 04 6.35 08 09 07 13 07 13 05 7.94 - - - - 08 - - 8.00 Symbol 01 02 04 08 12 16 20 24 28 32 09 11 09 16 09 16 06 9.525 - - - - 10 - - 10.00 r(mm) 0.1 0.2 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 11 13 11 19 11 19 07 11.11 - - - - 12 - - 12.00 8 Cutting Direction 12 15 12 22 12 22 08 12.70 14 17 14 24 14 24 09 14.29 R N L 16 19 15 27 15 27 10 15.875 - - - - 16 - - 16.00 17 21 17 30 17 30 11 17.46 19 23 19 33 19 33 13 19.05 - - - - 20 - - 20.00 22 27 22 38 22 38 15 22.225 9 Chip Breaker Geometry - - - - 25 - - 25.00 Positive Type Negative Type 25 31 25 44 25 44 17 25.40 32 38 31 54 31 54 21 31.75 FG, FP, SM, SP, MP, ME, AG, XF, YF, FG, MG, MP - - - - 32 - - 32.00 RK, RG, RP, HG C005