Milling Insert SEKT, SEKW, SEMR, SEMT SEKT, SEKW Alloy Steel Finishing Stainless Steel Semi Finishing Cast Iron Medium H Hard Steel Roughing Dimension (mm) Application Material Type Designation Grade D S r d1 P M K H CP3020 ★ ★★★ ★★★ ◎ ○ ○ ○ SEKT 1204AFTN-RG 12 4.76 0.8 5.5 CP3050 ★ ★★★ ★★★ ◎ ○ ○ ○ CP3020 ★ ★★★ ★★★ ◎ ○ ◎ ○ SEKW 1204AFEN 12 4.76 0.8 5.5 CP3050 ★ ★★★ ★★★ ◎ ○ ◎ ○ ★ Acceptable ★★ Recommended ★★★ Excellent ◎ First Recommend ○ Second Recommend Cutter Page : B35 SEMR Alloy Steel Finishing Stainless Steel Semi Finishing Cast Iron Medium H Hard Steel Roughing Dimension (mm) Application Material Type Designation Grade D S F r d1 P M K H CP3020 ★ ★★★ ★★ ◎ ○ ○ ○ SEMR 1203AFSN-RG 12.7 3.18 1.6 1.0 2.0 CP3050 ★ ★★★ ★★ ◎ ○ ○ ○ ★ Acceptable ★★ Recommended ★★★ Excellent ◎ First Recommend ○ Second Recommend SEMT Alloy Steel Finishing Stainless Steel Semi Finishing Cast Iron Medium H Hard Steel Roughing Dimension (mm) Application Material Type Designation Grade D S F r d1 P M K H CP3020 ★★ ★★★ ★ ◎ ◎ ○ ○ SEMT 13T3AGSN-MG 13.4 3.97 1.9 1.5 4.2 CP3050 ★★ ★★★ ★ ◎ ◎ ○ ○ CP3020 ★ ★★★ ★★★ ◎ ○ ○ ○ SEMT 13T3AGSN-RG 13.4 3.97 1.9 1.5 4.2 CP3050 ★ ★★★ ★★★ ◎ ○ ○ ○ CP3020 ★★ ★★★ ◎ ○ ◎ ○ SEMT 13T3AGSN-HG 13.4 3.97 1.9 1.5 4.2 CP3050 ★★ ★★★ ◎ ○ ◎ ○ ★ Acceptable ★★ Recommended ★★★ Excellent ◎ First Recommend ○ Second Recommend Cutter Page : B36 B07