Milling tools | Groove milling tools CoroMill® 331, insert for side and face milling​​ Optimised for steel, ISO P IC Metric (mm) P M N S H 1230 1230 1230 1230 1230 Ordering code SSC S BS RE IC W1 LE APMX KRINS HAND [mm] [mm] [mm] [mm] [mm] [mm] [mm] [deg] N331.1A-08 45 20H-PM ● ○ 08 4.45 1.2 2.0 9.5 6.5 6.5 90.00 Neutral N331.1A-11 50 20H-PM ● Medium 11 4.95 1.2 2.0 11.5 9.5 9.5 90.00 Neutral PM N331.1D-136508E-PM ● ○ ○ ○ ○ 13 6.55 1.2 0.8 13.40 11.4 11.4 88.00 Neutral N331.1D-136520E-PM ● ○ ○ ○ ○ 13 6.55 1.2 2.0 13.40 10.2 10.1 88.00 Neutral ● = First choice ○ = Good choice 212