Igetalloy Indexable Inserts Square Type Negative Insert Square Type RE SN IC A2 Grade Selection Guide Negative 60° 60° Chipbreaker Selection Guide From B8 With Insert Hole s Material-based Grade Selection Guide From A8 90° L : 1st choice : 1st choice : 1st choice (Legend) Continuous cut : 2nd choice Medium cut : 2nd choice Interrupted cut : 2nd choice SN¢¢3109 Recommended application P Steel M Stainless steel B K Cast iron N Non-ferrous metal ● L : 31.75 ● S : 9.52 S Exotic alloy Negative H Hardened steel Inserts ● IC : 31.75 ● D1 : 8.8 Coated carbide Coated Cermet Carbide cermet Shape Cat. No. RE AC810P AC820P AC8025P AC830P AC6020M AC6030M AC6040M AC610M AC630M AC405K AC415K AC420K AC503U AC510U AC520U AC1030U AC530U ACZ150 T1500Z T3000Z T1000A T1500A ST10P ST20E A30 G10E EH510 EH520 H1 C MP ( p) 15 SNMM 310924N-MP 2.4 D D D D D Q Q Q Q Q Q Q D Q 10 5 0° 0 0.5 1.0 1.5 ( ) HP ( p) D 15 SNMM 310924N-HP 2.4 D D D D Q Q Q Q Q Q Q Q 10 5 0° 0 0.5 1.0 1.5 ( ) R Heavy cutting HU ( p) 30 SNMM 310924N-HU 2.4 D D D D Q Q Q Q Q Q Q Q 20 10 -15° 0 0.5 1.0 1.5 ( ) S HW ( p) 30 SNMM 310924N-HW 2.4 D D D D Q Q Q Q Q Q Q Q 20 10 -15° 0 0.5 1.0 1.5 ( ) T HF ( p) 30 SNMM 310924N-HF 2.4 D D D Q Q Q Q Q Q Q Q 20 10 20° 0 ( ) V 0.5 1.0 1.5 W Solid CBN Ceramics B51