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 Metric mm Symbol 01 T1 02 03 T3 04 05 06 07 09 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 09 11 09 16 09 16 06 9.525 Symbol 01 02 04 08 12 16 20 24 28 32 - - - - 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----32--32.00 AG, XF, YF, FG, MG, MP FG, FP, SM, SP, MP, ME,RK, RG, RP, HG C005