Milling Insert Designations For Milling Inserts 刀片型號編碼 A P M T 16 04 PD ER 08 - 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 4 Insert Features 5 Edge Length A C A B C D F Tolerance   Range of tolerance d± m± s± G E H K L A 0.025 0.005 0.025 H C 0.025 0.013 0.025 J M O R S E 0.025 0.025 0.025 M F 0.013 0.005 0.025 G 0.025 0.025 0.05~0.13 N T V W H 0.013 0.013 0.025 Q J 0.05~0.15 0.005 0.025 RK0.05~0.150.0130.025T 8 Cutting Edge L 0.05~0.15 0.025 0.025 UM0.05~0.150.08~0.20.05~0.13 E F T S N 0.05~0.15 0.08~0.2 0.025 WU0.08~0.250.13~0.380.13XSpecial shape Rounded Sharp Chamferd Chamferdand rounded 6 Thickness 9 Cutting Direction Index 01 T1 02 03 T3 04 05 06 07 09 R N L S(mm) 1.59 1.98 2.38 3.18 3.97 4.76 5.56 6.35 7.94 9.52 7 Corner Radius Manufacture's Type Designation A D E F P Z Chip breaker design 45° 60° 75° 85° 90° other A B C D E F G N P Z SG, MG, RG, HG 3° 5° 7° 15° 20° 25° 30° 0° 11° other A002