TurningMillingDrillingTechnicalInformationIndex General turning ISO code – ceramic inserts A T N G A 12 04 08 T 020 20 1 2 3 4 5 6 7 8 9 10 Insert shape Clearance angle Tolerance class A 85° B 82° C 80° A B m 3° 5° I.C S D 55° E 75° H Code I.C [mm] m [mm] S [mm] C D A ±0,025 ±0,005 ±0,025 B K 55° L M 86° 7° 15° C ±0,025 ±0,013 ±0,025E±0,025±0,025±0,025 E F F ±0,013 ±0,005 ±0,025 P S T 20° 25° G ±0,025 ±0,025 ±0,130 H ±0,013 ±0,013 ±0,025 J ±0,05–0,15 ±0,005 ±0,025 G NV35°W80°ZSpecial30°0° K ±0,05–0,15 ±0,013 ±0,025 L ±0,05–0,15 ±0,025 ±0,025 M ±0,05–0,15 ±0,08–0,20 ±0,130 P O Special11° N ±0,05–0,15 ±0,08–0,20 ±0,025 U ±0,08–0,25 ±0,13–0,38 ±0,130 C 1 2 3 Fastening features (metric) Cutting edge length l [mm] Insert shape Insert shape > 65° I.C A B [mm] l l l l l l C D S T V W > 65° 3,97 06 C N 5,0 5,56 09 ≤ 65° ≤ 65° 6,0 D Q W 6,35 06 07 11 11 8,0 X Special 9,525 09 11 09 16 16 06 10,0 12,0 12,7 12 15 12 22 22 08 15,875 16 15 27 16,0 19 19,05 19 19 33 20,0 25,0 25 25 E 25,4 25 31,75 32 4 5 A 174